K18 Detox Repair Kit powerfully restores damaged hair at a molecular level. This limited-edition duo includes a full-size leave-in molecular repair hair mask, reversing damage from bleach, color, and heat in minutes. It also contains a free mini peptide prep™ detox shampoo, effectively removing product buildup, sebum, and copper for a clean, primed canvas. The combination helps hair regain strength, softness, smoothness, and bounce.