TRESemmé Keratin Smooth hair shampoo helps to control frizzy hair without leaving hair looking dull TRESemmé Keratin Smooth System helps you to achieve silky smooth hair that's still full of natural movement System of Keratin Smooth Shampoo and Conditioner Formulated with Keratin and Marula oil; you can enjoy up to 72 hours of frizz control System of Keratin Smooth Shampoo and Conditioner vs non conditioning shampoo Frizz control shampoo, detangle knots, boost shine, add softness and tame flyaways Enjoy a smooth look and feel that moves as you do Follow up with TRESemmé Keratin Smooth Conditioner to smooth every strand