Features:; 430 stainless steel blade, dead skin off quickly by gently rub, comfortable feelings.; Reusable and non-deformation, ensuring maximum durability.; Rough and fine double sided design, user-friendly and meeting your different needs.; Made of quality stainless steel and ABS material, durable and sturdy.; Ellipse handle, comfortable and convenient to hold with moderate force.; Specification:; Condition: 100% Brand New Material: ABS, Stainless Steel; Size: Approx. 25.5 x 5.5cm / 10 x 2.2in Optional Color: Champagne Gold, Black Package List: 1 x Foot File; Notes:; 1. This product is only used for people with calluses and thin dead skin. For thick calluses, it is recommended to use this product to grind feet after cutting with a pedicure knife 2. It is recommended to use it once a week, but not too often 3. After use, clean it with clean water, and then hang it in a ventilated place to dry 4. This product is plastic + stainless steel, waterproof, make sure to avoid fire, high temperature and acid liquid