K18 Leave-In Molecular Repair Mask 50ml

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. Dos and Don'ts *DO clarify before K18 if you’re a heavy product user (demineralize for mineral + metal buildup) *DO apply on clean, damp hair DO wait the full 4 minutes before combing or styling *DO add whatever styling products you love after the 4 minutes *DO use for 4-6 shampoos consecutively for progressive results *DON'T use conditioner before applying K18 Mask (you can apply after the 4 min but most find they don’t need it) *DON'T overdo it—less is more *DON'T rinse it out