What it is: Powerful . ultra-moisturizing . anti-frizz treatment keeps dry/dehydrated hair and coily/curly hair glassy-smooth . straight and frizz-resistant through 3-4 shampoos.What it does: Award-winning waterproofing technology blocks out humidity + locks in moisture to prevent smooth . straight styles from reverting back to naturally curly or frizzy textureWhat else you need to know: Delivers silky . glassy-smooth . super frizz-resistant styles; Heat-activated formula contains heat protectants; Ultra-light spray feels like nothing is on the hair;