Redken Smooth Down hair care products leaves hair up to four times smoother than ordinary shampoos.  Get ultra-smooth, shiny hair that's in control with the new Redken Smooth Down hair care range which is specially formulated to enrich and tame extremely dry, coarse, unruly hair. Redken's exclusive Interbond Conditioning System delivers a unique Ionic Smoothing Complex of macadamia oil, candelilla wax and cationic refiners to help replenish oils, provide intense smoothing and a long-lasting, humidity-resistant, frizz-free finish.