A nourishing, protective conditioner that helps shield hair from daily damage to help maintain hair health and improve smoothness and shine. Engineered to weightlessly soften and detangle while the K18PEPTIDE™ helps replenish hair during washing.Protects from damage for up to 3 days from: UV rays Mechanical styling Environmental aggressors Can be used for added smoothness, softness + detangling after the K18 PRO molecular repair hair mask. Shampoo, do not condition. Towel-dry thoroughly. Apply 1-3 pumps of the PRO molecular repair hair mask. Wait 4 minutes. Do not rinse out. Apply a small amount of DAMAGE SHIELD protective conditioner from mid-lengths to ends. Build as needed. Rinse thoroughly. You do not need to re-apply the PRO molecular repair hair mask. For Client Use: Apply a small amount of DAMAGE SHIELD protective conditioner from mid-lengths to ends and build as needed. Rinse thoroughly. For best results, use after shampooing with DAMAGE SHIELD shampoo.