Tresemme Pro Collection Keratin Smooth Shampoo 400ml. Tresemmé Keratin Smooth brings frizz calming innovation to the fore to give you 72 hours of frizz control. Infused with Keratin and Marula Oil from Africa, Tresemme Keratin Smooth gives you 5 smoothing benefits in 1 system, for hair that’s silky smooth but still full of natural movement. The system fights frizz, detangles knots, boosts shine, adds softness and tames flyaways. Key Features: Tresemme Pro Collection Keratin Smooth Shampoo helps to control frizzy hair without leaving hair looking dull. Tresemme Keratin Smooth System helps you to achieve silky smooth hair that’s still full of natural movement. Shampoo formulated with Keratin and Marula oil - you can enjoy up to 72 hours of frizz control. Frizz control hair shampoo - detangle knots, boost shine, add softness and tame flyaways. Enjoy a smooth look and feel that moves as you do with our range of hair products. Follow up with Tresemme Keratin Smooth hair conditioner to smooth every strand.