Reverse Damage. Restore Strength.

The K18 Biomimetic Hairscience Professional Molecular Repair Hair Mask is a leave-in treatment that works at the molecular level to repair years of damage from bleach, color, chemical services, and heat — in just 4 minutes. Unlike traditional conditioning masks that sit on the surface, K18 actually reconnects broken keratin chains using its patented K18Peptide technology, giving you the feeling of hair that is stronger, softer, and more elastic.

Key Benefits

• Reverses bleach, color, chemical, and heat damage
• Restores strength, softness, and flexibility
• Works in just 4 minutes — no rinse required
• Suitable for all hair types
• Professional-grade molecular repair in every use

How to Use

After shampooing, squeeze out excess water and apply evenly throughout hair. Leave on for a minimum of 4 minutes — do not rinse. Style as usual. For best results, use after every wash.

Size: 150 ml / 5 fl oz