150ML K18 Professional size leave-in molecular repair hair mask

Brand New In Box! A leave-in treatment mask that works on the molecular level to reverse hair damage in just 4 minutes. The K18PEPTIDE™ is clinically proven to repair damage from bleach + color, chemical services and heat* – with immediate and lasting results to restore strength, softness, smoothness and bounce to hair. K18PEPTIDE™ is a biotech-developed peptide that mimics hair's structure to reverse damage by reconnecting polypeptide chains and disulfide bonds broken during bleaching, color and chemical services + heat*. pH-optimized (5.0-6.0) to help minimize cuticle swelling + put hair proteins in their most resilient state Cream format enables easy, lightweight application across all hair types, with detangling and softening benefits Vegan, color-safe, cruelty-free Takes damage repair further – reconnects both polypeptide chains (and as a result, also reconnects disulfide bonds) for strength along the length + width of the hair - offering comprehensive, lasting damage repair Restores hair from even extreme damage - by working at the innermost layer of the hair, core strength and elasticity are renewed for strong, smooth, bouncy hair Delivers immediate and lasting results – hair is repaired from the first use and lasts past your next wash, for ongoing reparative benefits Simplified repair - convenient, leave-in formula works in just 4 minutes, with no extra rinse required