TRESemme Pro Collection Keratin Smooth Conditioner 700 mL TRESemmé Keratin Smooth hair conditioner helps to control frizzy hair without leaving hair looking dull. 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. Frizz control shampoo, detangle knots, boost shine, add softness and tame flyaway