Scholl Two in One Electronic Foot File Purple
File & Smooth 2 in 1 Roller Head: Ensure that the roller head is securely inserted into the unit. Turn on and place on dry (or wet), clean feet to effortlessly buff away unsightly tough, dry skin; remove roller head and flip 180° then gently smooth the treated area for a smoother finish. Love every step, Suitable for Wet or Dry Skin, Over 100 Years of Expertise, Scientifically proven, Convenient and easy to use, One Roller Head Only.