A dry shampoo that cleans beyond ordinary dry shampoos. It’s powered by our patented Healthy Hair Molecule (OFPMA) and Triple-Action Cleaning Technology that: absorbs and removes oil, sweat and odor ,makes your hair look, feel and smell clean works on all hair colors because it leaves virtually no visible residue or powdery build-up behind has a time-released fragrance to deliver a light, clean scent throughout the day Application tip: See a little white residue? No worries, that's the cleaning in action as the oil and sweat are absorbed by the dry shampoo. Just wait 30 seconds and brush gently to remove. Perfect hair Day (PhD) Dry Shampoo is ideal for all hair types. It is silicone-free. Safe and formulated for color and chemically treated hair.