Revox B77 Plex Bond Smoothing Crème is the sixth step in the advanced Revox B77 hair reconstruction system. This concentrated leave-in cream is designed to repair damaged hair and protect it from damaging external factors for a sleek, frizz-free salon finish. Used before heat styling, it reduces drying time. Used on air-dried curls, it defines and conditions curls, enhancing their movement. Hair looks and feels luxuriously softer and silkier after the first use. - Protects color and is beneficial for all hair types. - Protects hair - Makes combing easier - Repairs and detangles weak hair. How to use Use as needed on clean hair - damp or dry, preferably after Revox B77 Plex Bond Care Conditioner. 1) Apply a small amount along the length of the hair, avoiding the roots. 2) Apply and comb through, or leave on overnight.