DETAILER LEATHER CARE KIT

A refined, high-performance two-stage system crafted for professionals who demand precision, consistency, and an elevated standard of leather care. Designed for intensive workflows in automotive detailing, furnishing services, and commercial maintenance, this kit delivers a clean, balanced, factory-quality finish every time.

Signature Advantages

• BIOCARE Foaming Cleaner — lifts dirt, oils, and residues with exceptional gentleness and efficiency

• X-Guard Protection Cream — restores natural softness and enhances the tactile comfort of leather

• Durable hydrophobic shield that helps resist water, contaminants, and daily wear

• UV-resistant formula that preserves color stability and prevents premature aging

• Consistent, repeatable performance ideal for high-volume or premium service environments

Created for Professionals

• Detailing studios aiming for precise, clean, repeatable results

• Automotive service centers and dealership preparation teams

• Commercial maintenance programs and furniture care services

• Businesses requiring reliable, elevated leather presentation at scale

Material Compatibility

• Natural leather

• Coated leather

• Synthetic leather

(Not suitable for suede or nubuck)

Expected Finish

A clean, refined, and naturally soft surface with enhanced protection, improved durability, and a smooth, uniform appearance that reflects the quality and craftsmanship of expert leather care.

LETECH — LEATHER ULTIMATE CLEANER (BIOCARE FORMULA)

Leather Ultimate Cleaner is a flagship water-based foaming cleaner for natural leather. Built on the BIOCARE Formula with eco-safe components and advanced actives, it delivers intensive yet gentle cleaning while preserving leather structure and finish.

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Signature Advantages

• BIOCARE Formula

• High foaming efficiency

• Safe for natural leather*

• Light leather scent

*Not suitable for suede or nubuck.

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What It Does — Leather Ultimate Cleaner

Leather Ultimate Cleaner lifts and disperses soils, body oils and everyday grime without affecting colour coats or drying the leather surface. Dense foam increases contact time, enhances cleaning efficiency and reduces product consumption — ideal for professional detailing and routine maintenance.

Engineered for deep-yet-gentle action: preserves natural feel and prepares the leather for conditioning and protective treatments.

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Professional Applications

• Automotive: seats, bolsters, steering wheels, armrests, door cards

• Furniture: sofas, armchairs, office seating

• Apparel & accessories: jackets, bags, footwear

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Compatible Leather Types

Finished/pigmented and many semi-aniline leathers.

Use caution on full aniline; always test first.

Not suitable for suede or nubuck.

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Technical Profile

• Water-based BIOCARE Formula

• High-foaming liquid for pump foamer or applicator

• Removes everyday dirt, body oils, light dye transfer

• Light, premium leather aroma

• Tools: foaming bottle, soft brush/sponge, microfiber

Available volumes: 200 ml · 500 ml · 1 L · 5 L

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Tips & Related Products

Apply as foam for best control; work seam-to-seam.

Use Leather Brush Premium on textured grain.

Finish with Leather Protection Cream X-Guard or Leather Lotion X-Guard for long-term care.

LETECH LEATHER PROTECTION CREAM X-GUARD

An advanced water-based leather protection cream designed to deliver long-lasting defence, UV stability, and a refined matte finish. It preserves the natural softness of leather while shielding against wear, water, dirt, and dye transfer in high-contact environments.

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Signature Advantages

• UV inhibitors that help prevent fading and colour shift

• Abrasion defence for automotive bolsters, panels, and high-use surfaces

• Matte, non-greasy finish that maintains the natural feel of leather

• Resistance to water, dirt, oils, and dye transfer

• Premium leather scent for a clean, refined sensory experience

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Created for Professionals

• Automotive interiors, luxury vehicles, and daily-use cabins

• Furniture and home interiors requiring long-term protection

• Premium leather goods, accessories, and high-touch items

• Aviation and marine upholstery exposed to sunlight and repeated contact

This formulation serves as a professional-grade leather conditioner and protective shield for both commercial and enthusiast applications.

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Compatible Leather Types

Suitable for aniline, semi-aniline, waxed and pull-up leather, pigmented/finished leather, bicast, and eco-leather.

(Not suitable for suede or nubuck.)

A small test in an inconspicuous area is recommended for finish verification.

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Refined Result

A smooth, breathable protective layer that maintains the leather’s moisture balance, enhances resistance to contaminants, and preserves a clean, uniform matte appearance while ensuring easier future cleaning.

LETECH SUEDE & NUBUCK CLEANER

A professional foaming cleaner developed specifically for delicate suede and nubuck. The advanced foam lifts dirt and stains without overwetting, while conditioning agents revive the nap for an even, premium, velvety finish.

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Signature Advantages

• Foam-based cleaning that avoids deep wetting of sensitive fibres

• No aggressive solvents or abrasives

• Low-odour formula suitable for home and professional use

• Conditioning system that restores softness and natural nap movement

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Created for Professionals

• Footwear — sneakers, boots, loafers, premium suede shoes

• Furniture — sofas, armchairs, headboards made from suede/nubuck

• Bags and accessories — totes, wallets, backpacks

• Apparel — jackets, skirts, caps and fashion items requiring delicate suede care

Always test on a small hidden area. Work with light, combing strokes and avoid oversaturation.

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Compatible Materials

Designed for suede and nubuck across footwear, furniture, accessories, and apparel.

(Not suitable for smooth finished leather or coated surfaces.)

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Refined Result

Clean, refreshed fibres with preserved colour and texture. The nap remains soft, lifted, and evenly revived without shine, residue, or flattening.

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Aftercare

Once dry, gently brush to raise the nap and refine the appearance. For long-term protection against water and stains, finish with LeTech Suede & Nubuck Protector WB.

LETECH SUEDE & NUBUCK SOFTENER

A professional softening and re-fatting treatment for suede, nubuck, and selected aniline leathers. It restores the moisture–lipid balance, enhances colour depth, revives softness and elasticity, and improves hydrophobic behaviour — all with a clean, even finish.

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Signature Advantages

• Restores natural softness and elasticity without shine

• Deepens colour for a richer, more uniform appearance

• Improves water repellency and long-term stability in daily wear

• Safe for suede, nubuck, and selected aniline surfaces requiring delicate leather care

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Created for Professionals

• Suede and nubuck footwear — sneakers, boots, premium fashion shoes

• Furniture and upholstery made from open-pore leather

• Bags, small leather goods, wallets, accessories

• Outerwear and luxury fashion items requiring gentle restoration and softening

Always test on a inconspicuous area. Apply evenly and avoid runs. Allow to dry naturally and brush the nap after drying.

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Compatible Leather Types

Designed for suede, nubuck, and selected aniline leathers.

(Not suitable for coated or pigmented leather types.)

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Refined Result

Evenly softened fibres, restored colour richness, improved hydrophobic behaviour, and a revived, luxurious nap with enhanced tactile appeal.

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Application Notes

Dry-brush the surface and clean with LeTech Suede & Nubuck Cleaner. Shake well, apply in a thin, even layer, allow to air-dry, and finish by brushing the nap to refine the texture.

LETECH FABRIC & ALCANTARA CLEANER

A water-based BIOCARE Formula foaming cleaner for natural textiles, synthetic fabrics and Alcantara. Delivers powerful soil release while protecting delicate fibres, pile structure and colour integrity — ideal for automotive and home environments.

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Signature Advantages

• BIOCARE Formula: biodegradable, fibre-safe, chlorine/peroxide/ammonia-free

• Dense, stable foam for controlled cleaning with minimal wetting

• Neutral scent suitable for sensitive materials and enclosed spaces

• Safe for delicate fibres such as wool and silk

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Created for Professionals

• Automotive interiors: textile seats, Alcantara inserts, headliners, door cards

• Furniture & home: sofas, chairs, curtains, carpets, rugs

• Apparel & accessories: textiles on clothing, bags, footwear

Engineered for gentle yet effective cleaning across diverse fibre types.

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Compatible Materials

Suitable for:

• Natural textiles (cotton, wool, silk)

• Synthetic fabrics (polyester, nylon)

• Alcantara / microfibre

(Always test colourfastness on a hidden area. Avoid over-wetting sensitive substrates.)

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Technical Specifications

Base: Water-based BIOCARE Formula (neutral scent)

Free from: Chlorine · Hydrogen peroxide · Ammonia

Eco profile: Biodegradable; no neutralisation required

Application: Foam via pump bottle; brush/sponge/microfiber; seam-to-seam workflow

Volume: 200 ml / 6.76 fl oz (other sizes may vary)

System pairing: Ideal with LeTech Foaming Bottle; protect afterwards with Fabric & Alcantara Protector (WB/SB)

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Tips & Best Practice

• Pre-vacuum or remove loose debris before cleaning

• Apply as foam for best control; agitate gently from seam to seam

• On delicate fibres, minimise brushing and rely on foam lift

• Blot residues with clean microfiber and allow to dry thoroughly

• For long-term defence, finish with Fabric & Alcantara Protector

Leather Re-Colouring Balm for Absorbent Leather Color Restoration

LeTech Leather Re-Colouring Balm is an innovative, easy-to-use product designed to refresh color and improve the appearance of absorbent leather items, both old and new. It is ideal for restoring leather that has faded from UV exposure and for covering light scratches, scuffs, dry areas, and worn zones caused by everyday use.

This balm is made with modern coloring pigments and protective components for consistent results. It fully absorbs into the leather and does not wash out during use. Natural components help maintain softness, elasticity, and the original look of the leather. Hydrophobic and dirt-repellent components help protect against moisture, environmental exposure, and contamination.

What This Product Does

• Restores and refreshes color on absorbent leather
• Helps cover minor wear, light scratches, scuffs, and faded areas
• Supports leather care while improving appearance
• Provides effective protection against water and dirt
• Suitable for tinting handmade vegetable-tanned and aniline leather items

Recommended Uses

• Furniture leather
• Leather shoes and clothing
• Leather goods and accessories

Not suitable for suede and nubuck.

Compatible Leather Types (Absorbent Leathers)

• Aniline and semi-aniline leather
• Waxed leather and Pull-Up leather
• Antique (two-tone) leather finishes
• Vegetable-tanned leather

Key Product Characteristics

• Formula: Innovative balm with modern pigments and protective components
• Absorption: Fully absorbs into leather and does not wash out during use
• Protection: Hydrophobic and dirt-repellent components for moisture and soil resistance
• Finish Feel: Maintains softness and elasticity and does not create a film-like feel (as stated)
• Application: Comfortable viscosity for sponge, brush, or roller application

Important Recommendation

Follow the manufacturer’s instructions for effective and safe use. Always test on a small, inconspicuous area before full application to confirm results and avoid unwanted reactions.

Frequently Asked Questions

What is Leather Re-Colouring Balm used for?

It is used to refresh and restore color on absorbent leather items, especially leather that has faded from UV exposure, and to help cover light scuffs and minor scratches.

Does it fully absorb into the leather?

Yes. The balm is designed to fully absorb into the leather and does not wash out during use, as stated by the manufacturer.

What leather types does it work on?

It is intended for absorbent leather types such as aniline and semi-aniline leather, waxed and Pull-Up leather, antique (two-tone) finishes, and vegetable-tanned leather.

Is it suitable for suede or nubuck?

No. It is not suitable for suede and nubuck.

How long does it take to dry?

Allow 5–10 minutes between layers. Full polymerization takes 6–12 hours. After full drying, polish with a terry towel for a more even color and shine.

Leather Care Kit Advanced – Professional Leather Cleaning, Conditioning & Protection System

Leather Care Kit Advanced is a complete professional leather care system designed for automotive, furniture, and fashion leather. The kit combines antibacterial cleaning, advanced conditioning, and long-term protection to maintain appearance, softness, and durability of modern leather surfaces.

Suitable for all colors and most types of leather except suede and nubuck.

Complete Leather Care System

• Antibacterial cleaning action
• Advanced nourishment for modern leather types
• Strong UV and wear protection
• Water-repellent and dirt-repellent properties
• Balanced modern components for natural leather and eco leather

Designed For

• Car leather interiors (seats, steering wheels, panels)
• Leather furniture
• Leather bags and accessories
• Leather garments and footwear
• Motorcycle leather gear

Set Includes

• Leather Ultimate Cleaner – 500 ml / 16.9 fl oz
• Leather Protection Cream – 500 ml / 16.9 fl oz
• Leather Protection Lotion (Wax Enriched) – 200 ml / 6.8 fl oz
• Empty Foaming Bottle – 200 ml / 6.8 fl oz
• Leather Cleaning Brush
• Terry Towel – 30×30 cm / 11.8×11.8 in
• Terry Towel – 50×30 cm / 19.7×11.8 in

Coverage Capacity

• Clean a three-seat sofa approximately 4–5 times
• Apply protection to a three-seat sofa up to 10 times
• Clean and protect a five-seat vehicle interior approximately 6 times

Compatible Leather Types

• Aniline leather
• Semi-aniline leather
• Waxed and pull-up leather
• Pigmented (coated) leather
• Bycast leather
• Artificial leather & eco leather
• Two-tone and antique-finished leather

Not suitable for suede or nubuck.

How to Use

Step 1 – Clean

• Test on a hidden area first.
• Apply Leather Ultimate Cleaner using the included brush.
• Cleaning is recommended even for new leather surfaces.
• Allow leather to dry completely (10–20 minutes).

Step 2 – Condition & Protect

• Apply Leather Protection Cream using towel or applicator.
• Work in circular motions from seam to seam.
• Repeat every 1–3 months depending on usage intensity.
• For high-wear areas (car driver seat, steering wheel), apply monthly.

Regular use improves durability, reduces dirt absorption, and extends the life of leather surfaces.

System Extension & Refills

To maintain long-term performance, individual products in this kit are available separately for refill and professional maintenance cycles:

• Leather Ultimate Cleaner – 500 ml / 16.9 fl oz
• Leather Protection Cream – 500 ml / 16.9 fl oz
• Leather Protection Lotion – 200 ml / 6.8 fl oz

Regular maintenance cycles increase protection efficiency and preserve leather condition for years.

FAQ

Is this a leather care kit for car interiors?

Yes. It is suitable for automotive leather interiors including seats, steering wheels, and panels, as well as furniture and leather goods.

How often should I treat leather?

Every 1–3 months depending on usage. High-contact areas may require monthly application.

Can it be used on new leather?

Yes. Cleaning and protection are recommended even for new leather surfaces.

Is it safe for all leather colors?

Yes, for all colors and most leather types except suede and nubuck.

LETECH — LEATHER COLOURANT

Professional waterborne pigmented system for repair, restoration and full recolouring of leather and PU. Delivers high coverage, flexible film and OEM-grade appearance when integrated into the LeTech finishing workflow.

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Signature Advantages

• High coverage

• Flexible, wear-resistant film

• Spray or sponge application

• Full system compatibility

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What It Does

Leather Colourant creates a smooth, elastic coating that bonds to properly prepared leather. It levels shade variations, restores uniform colour, and maintains fine grain detail. Builds coverage in thin coats for a clean, factory-like finish.

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Professional Applications

• Automotive: bolsters, steering wheels, seat panels

• Furniture: seating zones and high-traffic armrests

• Leather goods: bags, shoes, jackets and accessories

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Compatible Leather Types

Finished/pigmented leather and many PU/artificial leather surfaces prepared with Degreaser + Prep.

Use caution on aniline/semi-aniline.

Not suitable for suede or nubuck.

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Technical Profile

• Waterborne pigmented coating

• Thin-coat application: sponge/brush or spray

• Flexible, wear-resistant, smooth tactile feel

• Workflow: Degreaser → Prep → (Binder/Fillers if required) → Primer → Colourant → Top Coat

• Works with Cross-Linker (durability) and Slip Additive (tactile tuning) — per TDS

• Final sheen set by chosen Top Coat (Matt / Satin / Gloss / HyperMatt)

Available volumes: 100 ml · 200 ml · 500 ml · 1 L · 5 L

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Colour Matching Tips

Colour may appear different wet vs. dry; always assess after full drydown.

Top Coat sheen affects the final perception — match gloss across the entire panel.

Record mixing ratios and lighting conditions for repeatable matches.

LETECH LEATHER LIGHT FILLER

A professional water-based flexible repair compound for superficial leather damage — scratches, scuffs, shallow cracks and worn edges. Levels the surface cleanly, bonds securely and cures to a flexible, durable film ready for recolouring.

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Signature Advantages

• High-adhesion formula that grips leather fibres

• Flexible, elastic repair film that resists cracking

• Fast-drying layers for efficient workflow

• Smooth, controlled application for thin, precise repairs

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Created for Professionals

• Automotive interiors: bolster scuffs, light cracks, steering-wheel wear

• Furniture: worn corners, surface scratches, abrasion marks

• Leather goods: bags, shoes and accessories needing fine surface restoration

Designed for the finishing stages of restoration where subtle levelling and clean surface preparation define the final result.

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Compatible Leather Types

Suitable for:

• Finished / pigmented leather

• PU / artificial leather (many coated surfaces)

(Not intended for suede or nubuck. Always test on a hidden area.)

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Technical Specifications

Base: Water-based polymer repair compound

Use case: Scratches, scuffs, shallow cracks, worn edges

Application: Spatula / squeegee in thin, controlled layers

Drying: Air or warm-air assist; fast set (verify exact guidance)

Layering: Multiple thin coats; dry fully between layers

Overcoating: Primer → Leather Colourant → Leather Top Coat

Volumes: 30 ml · 100 ml (varies by market)

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Tips & Best Practice

• Degrease thoroughly and remove unstable finish for maximum adhesion

• Build the repair with several thin passes to avoid texture build-up

• For deeper defects, reconstruct first with Leather Heavy Filler

• Use Leather Grain Copier to recreate grain before colour work when needed

LETECH LEATHER HEAVY FILLER

A high-build, water-based repair compound engineered for restoring deep damage in leather. Designed for professional workflows, it rebuilds missing volume, stabilizes worn edges, and forms a flexible, wear-resistant layer that moves naturally with the leather after curing.

Signature Advantages

• Thick, high-viscosity formula for deep cuts, gouges, through-holes, and split edges

• Strong fibre bonding that reinforces weak areas and restores structural integrity

• Flexible, elastic cured layer that bends without cracking

• Smooth, creamy consistency for controlled, layer-by-layer application

• Professional-grade performance for automotive, furniture, and leather goods repair

Created for Professionals

• Automotive interior technicians repairing bolsters, gouges, and broken seams

• Furniture restoration specialists fixing ripped corners, edges, and chipped grain

• Leather goods workshops restoring bags, shoes, and accessories with heavy surface loss

• Users who require a stable, high-build leather repair compound for structural reconstruction

Compatible Leather Types

Suitable for smooth finished/pigmented leather and many coated PU/artificial leather surfaces.

(Not recommended for suede or nubuck.)

A test on a hidden area is advised to confirm absorption and finish compatibility.

Refined Result

A strong, flexible, and durable rebuilt surface ready for sanding, texturing, priming, and recoloring. Delivers a factory-level foundation ideal for seamless finishing and long-term wear resistance.

Professional Leather Stitch Masking Fluid for Recoloring

LeTech Leather Masking Fluid is a professional water-based stitch masking solution designed to protect thread and contrast stitching during leather recoloring and refinishing. This fast-drying formula forms a flexible protective film over seams, preventing overspray, dye penetration, and unwanted color contamination.

Contrast stitching plays a critical visual role in automotive interiors, furniture, and luxury leather goods. During recoloring, even minor overspray can permanently alter thread color and ruin the final appearance. Leather Masking Fluid creates a removable barrier that keeps stitching clean, sharp, and original.

What This Stitch Masking Fluid Does

This professional masking compound temporarily seals leather seams and threads before spraying or applying leather dye. Once dry, it forms a thin elastic coating that shields the thread without damaging texture or color. After refinishing, it can be easily removed without leaving residue.

• Prevents dye overspray on stitching
• Protects contrast thread during recoloring
• Maintains original thread color and texture
• Forms flexible removable protective film
• Supports precise professional restoration work

Professional Applications

• Automotive Interiors: Contrast seat stitching, dashboards, door panels
• Furniture Restoration: Decorative seams on sofas and cushions
• Luxury Leather Goods: Handbags, accessories, footwear
• Custom Upholstery Projects: Detailed seam protection during refinishing

Why Stitch Protection Is Critical During Recoloring

Decorative stitching enhances the visual silhouette of leather components. Especially in automotive interiors, contrast threads define design lines and premium appearance. Overspray contamination can permanently alter thread tone and compromise restoration quality. Leather Masking Fluid ensures precise, controlled recoloring results.

Technical Specifications

• Base: Water-based formula
• Drying Speed: Fast-drying
• Film Type: Thin elastic protective layer
• Removal: Peels or rolls off easily after drying
• Adhesion: High adhesion to thread without damaging fibers
• Environmental Safety: Complies with modern leather industry standards

Does not alter thread color, structure, or finish.

Frequently Asked Questions

What is Leather Masking Fluid used for?

It is used to protect stitching and seams during leather recoloring or spray applications, preventing dye overspray and thread contamination.

Does it change the color of the thread?

No. The formula is designed to preserve original thread color and texture without staining or discoloration.

Is it easy to remove after painting?

Yes. Once dry, the film can be rolled off cleanly without leaving residue on the thread or surrounding leather.

Can it be used on contrast stitching?

Yes. It is especially recommended for contrast stitching where color protection is critical.

Is it safe for professional automotive interiors?

Yes. It is suitable for automotive, furniture, and luxury leather restoration applications.

LeTech Leather Cross Linker X (EXPERT LINE) — Product Overview

LeTech Leather Cross Linker X is a professional-grade, fast-acting hardener designed to maximize the performance of polyurethane (PU) leather coatings. It chemically bonds with polyurethane dispersions to form a dense, three-dimensional cross-linked polymer network — resulting in a stronger, more durable, and more resilient finish on coated leather surfaces.

• Mix ratio: 5–15%
• Pot life after mixing: up to 2 hours
• Best for: automotive leather, furniture leather, footwear, apparel & leather goods
• Not suitable for: suede or nubuck

Key Benefits

• Strong yet flexible finish — improved durability without sacrificing flexibility
• Higher abrasion resistance — ideal for high-wear areas
• Improved water & solvent resistance — helps protect the coating during regular use and maintenance
• Better resistance to sweat, grease & oils — important for frequently touched surfaces
• Accelerated polymerization — faster curing / return-to-service after refinishing
• Improved adhesion — enhances the bond between finishing layers
• Extended coating service life — long-lasting protection for restored leather

Recommended Applications

Designed for professional use on coated/smooth leather where maximum wear resistance is required:

• Automotive leather — seats, steering wheels, door panels, dashboards
• Furniture leather — sofas, armchairs, office chairs
• Footwear
• Leather apparel — jackets, coats, belts
• Accessories & leather goods — bags, wallets, small leather items

Not suitable for suede or nubuck.

How to Use — Step-by-Step (Professional Guide)

Step 1 — Mix the Hardener

Add 5–15% of Leather Cross Linker X to your polyurethane finishing product:

• Leather Primer (adhesion activator)
• Leather Colourant (leather paint)
• Leather Top Coat (protective finish)

Mix thoroughly before application. Higher percentages provide greater hardness and protection; lower percentages help preserve a softer feel.

Important: once mixed, the product must be used within 2 hours. Mix only the amount you plan to use immediately.

Step 2 — Apply in Thin, Even Layers

Apply the mixed product as directed for the base product (Primer / Colourant / Top Coat). Thin, even coats provide the best finish and durability.

Step 3 — Heat-Dry Each Layer

After each coat, dry thoroughly using warm air (household hair dryer / heat). Heat activates and accelerates the cross-linking reaction, helping build a harder, more durable coating.

Step 4 — Test Before Full Application

Always test on a small, inconspicuous area first to confirm compatibility and the desired result.

Safety & Handling

• Professional-grade product: wear chemical-resistant gloves and a protective mask/respirator.
• Ventilation required: work in a well-ventilated area.
• Product is toxic at high concentrations — avoid inhalation and direct contact.
• Moisture-reactive: keep container tightly closed and avoid exposure to humidity.
• Do not prepare more mixture than you can use within the 2-hour pot life.

Storage & Shelf Life

• Shelf life: 6 months (store tightly closed).
• Storage: dry, ventilated area, away from direct sunlight.
• Temperature: 5–35°C (41–95°F)
• Max relative humidity: 80%

Which LeTech Cross Linker Is Right for Your Project?

• Maximum hardness & durability (automotive / heavy-wear): Leather Cross Linker X or Leather Cross Linker X Strong
• Balanced softness & performance (fashion leather goods / accessories): Leather Cross Linker AZ (Universal)
• Eco-friendly approach + enhanced moisture resistance: Leather Cross Linker Eco

FAQ

What is a leather cross linker hardener used for?

A cross linker hardener is added to polyurethane-based leather coatings (primer, leather paint, or top coat) to create a stronger, more durable, and more resistant finish by forming a 3D polymer network inside the coating.

How much Cross Linker X should I mix in?

Mix 5–15% into your polyurethane product. Use lower % for softer items and higher % for high-wear applications (e.g., automotive leather).

How long do I have after mixing?

Up to 2 hours. Mix only what you can use immediately.

Can I use it on suede or nubuck?

No. Leather Cross Linker X is designed for smooth/coated leather used with polyurethane finishing products.

Can advanced DIYers use it?

Yes, but safety precautions are mandatory: gloves, mask/respirator, and good ventilation.