Only Available Through Seller Oobalie Pro Root Shadows Glossing/ Toning Conditioning Treatments Detangling W.O.W Comb A must have tool for even the most advanced colorists. Perfectly designed for seamless color-melts but can be used from basic root shadow touch-ups to simply combing conditioner through the hair. Root Shadows Color-Melts Glossing/ Toning All over color Conditioning Treatments Detangling, ect... How it is Unique: The red insert rolls and has little nubs on it that help distribute product evenly. No need to remove the roller. Easy cleaning with soap and water. No more harsh lines No more wasted product Easy cleaning with soap and water. No need to remove the roller.