Pravana Sulfate - Free Volumizing Shampoo is an innovative sulfate-free shampoo that helps to give hair incredible volume and body. Volumizing Shampoo has the precise amount and blend of proteins to actually make each hair fiber stronger and thicker. Pravana's exclusive Naturceutical Complex of Plant-based proteins, natural emollients and moisturizers help to strengthen and provide shine and suppleness. Special UV filters protect hair against color robbing ultraviolet rays and environmental damage.