- Ultra-lightweight blow dry hair oil for instant hair shine. Protective blow dry hair oil that provides hair shine, smoothness, and hair manageablity. Heat-responsive, ultra lightweight hair oil. Provides diamond-like hair shine. Reduces blow-dry time. Fast, easy style for all hair types. Apply even on damp hair before every blow dry. May reapply dry hair to finish and enhance shine. Can be used a part of daily haircare routine.