KeraCare Conditioner For Colour Treated Hair The conditioner for colour treated hair from KeraCare is an intensive high-end conditioning treatment specifically formulated to enhance and preserve tone in color treated hair. It leaves hair exceptionally soft and silky while protecting hair from the fading and dulling effects of UV rays. Directions of use: Apply generously to freshly shampooed hair. Comb through and cover hair with a plastic cap. Leave on hair for 15-20 minutes. Rinse thoroughly and style.