1.Scope of Appliion - Stainless steel foot file has a large sanding surf area, which is suitable for removing dead skin, hard skin, calluses, and craed skin, reducing the accumulation of crusty skin, and easily creating soft and smooth foot skin. Suitable for heels, soles of feet, and toes. 2.Safety and Painless- These foot rasps are made of stainless steel material, which is resistant to corrosion and rust. The foot rasp surf has no burrs. It will not cut your skin, it is gentle and painless during use. Clean with a brush and rinse with water after use. Get rid of calluses in 5 minutes. Safer than a scraper, more efficient than a pumice stone. 3. Efficient - The product includes 3-pa of foot files with a total of 2 types of sanding surfs. The coarse-surf foot scrub can quily remove the dead skin that is difficult to handle. The plastic cover at the bottom can well prevent the hard skin from splashing. If your hard skin is not difficult to remove, you can use the raised sanding surf for a qui clean and finish with the fine sanding surf to polish the skin of your feet. You can find a suitable sanding surf. 4.How to Use - The foot scrubber is suitable for dry and wet feet, and you can also use it in the shower, then wash and dry it for storage. It is recommended to use this product for at least two pedicures a month.