K18 Leave-In Molecular Repair Hair Mask – 50ml

K18 Leave-In Molecular Repair Hair Mask – 50ml

K18 Leave-In Molecular Repair Hair Mask is an advanced leave-in treatment designed for hair damaged by bleaching, coloring, chemical services and heat styling. Powered by patented K18PEPTIDE™ technology, it works within the hair structure to help address damage while improving strength and resilience.

The concentrated leave-in formula requires no rinsing and works in just 4 minutes.

• Benefits & FeaturesHelps repair hair damaged by bleach, color, chemical treatments and heat.
• Powered by patented K18PEPTIDE™ technology.
• Helps improve hair strength and elasticity.
• Supports healthier-looking damaged hair.
• Helps improve softness and manageability.
• Ideal for color-treated and chemically processed hair.
• Works in just 4 minutes.
• Leave-in formula – no rinsing required.
• Suitable for all hair types.
• Full-size 50ml bottle.

K18PEPTIDE™ Technology

K18PEPTIDE™ is K18's patented bioactive peptide technology designed to work within the hair's inner structure and help reconnect keratin chains damaged by bleaching, coloring, chemical services and heat.

This helps improve the strength, resilience and overall condition of damaged hair.

How to Use

1. Shampoo your hair and do not condition before applying K18.
2. Towel-dry thoroughly.
3. Start with 1 pump of K18 Mask.
4. Add more as needed depending on hair length and density.
5. Distribute evenly through the hair, working from ends toward roots.
6. Leave for 4 minutes to activate.
7. Do not rinse.
8. After 4 minutes, style as usual and apply other styling products if desired.

Recommended Routine

For best results, K18 recommends using the mask for the first 4–6 consecutive washes, then as needed to help maintain results.

Can It Be Used with K18 Hair Oil?

Yes. When combining it with K18 Molecular Repair Hair Oil, apply the mask first and wait the full 4 minutes, then apply the oil.

Product Information

Brand: K18

Product: Leave-In Molecular Repair Hair Mask

Type: Leave-In Hair Repair Mask

Technology: K18PEPTIDE™

Size: 50ml

Processing Time: 4 minutes

Suitable For: All hair types, particularly damaged, color-treated, bleached and chemically processed hair