Mizani Thermasmooth Smooth Guard Serum is an essential for anyone who can''t step away from the straighteners. It helps to combat the damage caused by haet styling, as well as improving glide to make your styling tools easier to use. Specially designed to protect & repair hair, it leaves you with a frizz-free finish that''s soft, shiny, smooth & manageable. Directions of Use: Towel dry & evenly distribute throughout hair from root to end & then blow dry.