Hask Biotin Boost Thickening Shampoo with Biotin, Collagen and Coffee - 12 fl oz

Transform fine, flat strands into fabulously fuller hair! This shampoo 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. Go big or go home! How to use: Apply to wet hair. Massage into a lather, rinse thoroughly, and repeat if desired. Ideal for daily use. Gender: unisex.