TRESemmé Keratin Smooth Shampoo is specially formulated with keratin protein and marula oil to transform frizzy, unruly hair into sleek, smooth, and shiny locks. This sulfate-free shampoo gently cleanses while sealing the hair cuticle to block humidity and reduce frizz by up to 72 hours. Ideal for wavy, curly, or coarse hair types, this 700 ml bottle provides long-lasting smoothness and manageability for salon-worthy results at home.