Details: Transform fine, flat strands into fabulously fuller hair. This shampoo works to deliver volume with biotin to help hair look thicker, collagen to fortify locks, and coffee to help boost strands. Works on three levels to help deliver volume-featuring biotin to help hair look thicker, collagen to fortify locks, and coffee to help boost strands. Featuring Tri-level Thickening Complex with Biotin, Collagen and Coffee to Volumize, Strengthen and Fortify Hair.