This deep conditioning treatment provides critical hydration by penetrating the hair shaft and tripling the strength of damaged hair. It prevents split ends and breakage, making hair smooth, shiny, and manageable for up to seven days. Penetrates the hair shaft to hydrate and triple the strength of damaged hair. Features CS7 that seals, smoothes, and strengthens each cuticle. Repairs the outer shaft of the hair to restore youthful softness and smoothness. Improves the look and feel of damaged hair for visibly younger, healthier looking hair when used as part of a system.