Description 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. More to know 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 Key benefits 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 Works on all hair types – because K18PEPTIDE™ works on a molecular level (where all hair is the same), this product is effective on all hair types How to use 1. Shampoo, do not condition. 2. Towel-dry thoroughly. 3. Begin with 1 pump and add more as needed. Maximum recommended usage is 3 pumps. 4. Apply all over, 1 pump at a time. 5. Let sit for 4 minutes. Do not rinse out. 6. Comb, add product style as usual. 7. Use for 4-6 washes, then as needed. How to optimize k18 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 over do it — less is more DON’T rinse it out INGREDIENTS Water (Aqua) (Eau), Alcohol Denat., Propylene Glycol, Cetearyl Alcohol, Dicaprylyl Ether, Cetyl Esters, Behentrimonium Chloride, Polysorbate 20,sh-Oligopeptide-78 (K18PEPTIDE™), Hydrolyzed Wheat Protein, Hydrolyzed Wheat Starch, Isopropyl Alcohol, Tocopherol, Phenoxyethanol, Potassium Sorbate, Citric Acid, Fragrance (Parfum), Geraniol, Linalool, Hexyl Cinnamal, Benzyl Alcohol.