Redken One United is a multi-benefit all-in-one treatment and leave in conditioner. This professional product helps protect against hair breakage, primes hair for styling, offers anti-frizz protection, and is safe for color treated hair. For all hair types and textures. Offers 25 benefits that increase manageability, protect against hair damage and promote the beauty of your hair. Sulfate-free, paraben-free and free of heavy-waxes for lightweight, instant results. Can be used as both a leave-in conditioner and rinse-out hair treatment. Conditions, nourishes, detangles, anti-frizz. Provides heat protection. Improves manageability. Primes hair for styling. Reduces dryness. Helps even out porous hair. Provides Instant Results. Helps prevent hair breakage. Adds shine. Anti-static. Helps prevent split ends. Helps seal in hair cuticle. Safe for color-treated hair and highlighted hair. Helps shield against external aggressors. Gives a silky touch. Adds smoothness. Controls fly-aways. Makes blow-drying easier. Style refresher.