A soap that gently removes dead skin cells from your feet with naturally derived ingredients. - Product Name: Wash Your Feet and Make Them Smooth!! - Features: Slab to remove heel calluses - Ingredients: Uses naturally derived ingredients - How to Use: Three types of slabs in a 19mm hole - Application: Foot soap - Size: 19mm hole - Other: Triple scrub effect I would be happy if someone would use it. Thank you very much. (I've lowered the price a little as a small token of appreciation)