Thanks to Salon Ethos’ revolutionary new product, an easy to use comb that rolls your way to perfect product application. The Salon Ethos App Comb is an ingenious innovation for applying hair tint, conditioner, masks and other treatments. No more harsh lines and wasted product; throw your standard detangling comb away, the Salon Ethos App Comb can fulfil all your salon needs. This App Comb possesses widely spaced teeth as you'd expect from any good rake comb. Thanks to a clever bit of ingenuity, the Salon Ethos App Comb has a roller built into its spine which ensures even and smooth product application throughout the hair. This ground-breaking design can revolutionise hair product application, once you've tried this application comb, you'll wonder how you ever coped without one! The Salon Ethos App Comb measures 240-mm long and 62-mm wide