Fight frizz without stressing out your strands with this Smooth Over Frizz-Fighting Treatment Mask from Amika. *This in-shower, rinse-out treatment is powered by glycolic acid—which helps to smooth the hair cuticle while creating a barrier to block out frizz. *Instantly reduce frizz up to 73%* with this 60-second smoothing treatment. *Keep your cool even in high humidity: keeps frizz reduced for up to 72 hours thanks to time-released humidity protection. *Instantly reduces frizz for hair that’s softer, shinier + more manageable. *Get wow-worthy results quickly—it takes just 60 seconds with smooth over to instantly reduce frizz + smooth strands. *clinically proven, after one use. *6.7 fl oz / 200 ml *New With Tags