Smoothness for very dry, unruly hair. Hair is up to four times smoother*. Get ultra-smooth, shiny hair that's in control. New Smooth Down 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.