HASK Biotin Boost Thickening Shampoo - for fine, lifeless hair.

Tri-level Thickening Complex
Volumize • Strengthen • Fortify

Free of: sulfates, parabens, phthalates, gluten, drying alcohol and artificial colors.

Transform fine, flat strands into volumized, fuller hair with HASK Biotin Boost Thickening Shampoo. Infused with biotin, collagen and coffee to help promote stronger, thicker-looking hair. Go big or go home!