K18 Biomimetic Hairscience Professional Molecular Repair Mask

Made to be used as part of the K18 PRO service (K18 PRO Mist + K18 PRO Mask) This leave-in treatment mask does cleanup duty after damage caused during bleaching, chemical services, and heat. Powered by the K18PEPTIDE™ to reconnect broken polypeptide chains and disulfide bonds to renew strength and elasticity in just 4 minutes.

• Reconnects broken polypeptide chains
• Renews strength and elasticity
• Reverses damage from bleaching and heat
• Leave-in treatment formula

• K18Peptide™ (reconnects broken bonds)
• Hydrolyzed Wheat Protein (strengthens)
• Tocopherol (antioxidant protection)

As listed by the brand.

For at home use / or salon use without a chemical service: 1 - Shampoo, do not condition. 2 - Towel-dry thoroughly. • 15ml size mask = Begin with 3 pumps of K18 leave-in molecular repair hair mask, only add more as needed depending on length, thickness, and condition. Apply all over, one pump at a time, maximum dosage is 9 pumps. • 50 + 150ml size mask = Begin with 1 pump of K18 leave-in molecular repair hair mask, only add more as needed depending on length, thickness, and condition. Apply all over, one pump at a time, maximum dosage is 3 pumps. 3 - Let sit for 4 minutes. Do not rinse out. 4 - Then comb, add product + style as usual. 5 - Use for the first 4-6 washes, then as needed. How to use with a chemical service: 1 - Prior to your service, mist hair with water (do not saturate). 2 - Section dry hair into 4 quadrants 3 - Apply K18 PRO mist per quadrant based on length and density 4 - Let sit for 4 minutes. Do not rinse out. 5 - Dry hair if needed, then perform desired chemical service. 6 - Shampoo, do not condition. 7 - Towel-dry thoroughly. 8 - Apply K18 PRO mask and add more as needed depending on length, thickness, and condition. Work evenly into hair from ends to roots, one pump at a time. 9 - Let sit for 4 minutes to activate. Do not rinse out. 10 - Then comb, add product + style as usual. *Refer to the K18 service guide pdf for specific usage and dosage instructions by chemical service.

Free shipping on orders over $150. Most orders ship within 1–2 business days from Strongsville, Ohio. Free 30-day returns on unopened products.