Feature: 1.The easiest way to remove calluses and worn-out foot skin. During use, a strong adhesive can hold the liner in place. 2.Easy to replace, comfortable to hold and washable. 3.100pcs replacement pads , always healthy and effective. 4.The ideal gift for dancers, sports enthusiasts, high heel lovers... Give your girlfriends/friends/family a big surprise! How to Use 1.Have a foot bath with warm water for 3-5 minutes to soften your dead skin and callouses. 2.Align the tool with the blade side of the area. Slide the tool back and front until the dead skin or callouses is removed. 3.Clean all the dead skin on your feet and applying foot cream to keep them smooth and comfortable. 4.Use it 2 to 3 times a month. Dont continue use, doing too many times may lead to injury of the foot. Notes: Do not use on irritated,inflamed or infected skin,or on open wounds Be careful not to over do it, especially if it's your first time using a callus remover. Too much abrading can leave your skin red and sore the next day. Use it 2 to 3 times a month is enough. Do not use it frequently, or may lead to injury of the foot.