K18 Professional Molecular Repair Hair Mask 5oz / 150ml BF25 A silk-protein shampoo and conditioner

A silk-protein shampoo and conditioner duo that strengthens hair

Is it a leave-in

ColorLast Shampoo is an Allure Best of Beauty 2025 Award Winner

prevents breakage

Will it make my hair feel heavy

K18 Professional Molecular Repair Hair Mask 5oz / 150ml BF25 A silk-protein shampoo and conditionerA 5oz 150ml professional leave in treatment mask that repairs hair damage and restores hair to a healthy state after salon services in 4 minutes. K18 Professional Molecular Repair Hair Mask is powered by the K18PEPTIDE to reconnect broken polypeptide chains and disulfide bonds, renewing strength and elasticity in just 4 minutes. Its cream based format helps soften, smooth, and condition your hair. Frequently Asked Questions How does it work? It is