A thickening & strengthening shampoo Features a lightweight formula that cleanses & nourishes hair & scalp Contains concentrated keratin proteins to strengthen & repair thin, thinning or damaged hair Leaves hair full, voluminous & healthy looking Free of sulfates & parabens To use: Apply to wet hair. Work into a lather, massaging into scalp. Rinse thoroughly. For best results, follow with Toppik Hair Building Conditioner