Tresemme - Get The DuoTRESemm Keratin Deep Smoothing Mask seals strands to fight against humidity and frizz, leaving your locks silky smooth to take the effort out of styling TRESemm Keratin Smooth Mask moisturises and controls frizz for up to 72 hours Our hair care product is infused with Keratin and Marula oil from Africa for hair thats silky smooth but still full of natural movement With this keratin hair treatment you get 5 smoothing benefits in one system*: deep