The ultimate in quality, design, and hygiene, comes with 10 replacement pads. Then, the grains are easily replaced to create new double-sided files for each use. The stainless steel handle can be sterilized after removing the stick-on grains. Super comfortable grip features a built-in thumb rest. The thin filing area makes it flexible for use on different areas of the feet and between the toes. Double-sided, two types of files Waterproof It is made of good quality stainless steel. It can not only withstand great resistance, but also waterproof, so you can enjoy your pedicure spa anywhere. Large size Please recognize the large size model, the total length is 25 cm, ergonomic design, which makes pedicure easier. Healthy Disposable replacement pads to avoid bacterial infection, they make you much healthier and safer when you enjoy pedicure. Describe your products in 3 words. Healthy, Waterproof, Convenient How did you come up with the idea for this product? We need a pedicure spa everywhere What makes your product special? Stainless steel construction and file replacement What is the best part of your experience? Directions for use: Step 1: Soak feet in warm soapy water to loosen scalded skin, this makes filing easier. Without drying feet, simply remove tough calluses with the safe and effective callus remover attachment. Step 2: Run the tool over the heels and soles of the feet in a side-to-side motion to easily buff away rough, dry skin. Step 3: Dry feet thoroughly. Select the foot file. File the entire bottom of each foot in a side-to-side motion. Step 4: After filing, moisturize your smooth, soft, and perfectly pampered feet. Step 5: Remove any debris collected in the callus remover and wash thoroughly with mild soapy water. Step 6: Rinse both the straightener and foot file with warm water and lay flat to dry. Warning: Do not use on irritated, inflamed, or infected skin, or on open wounds. Do not use if you are diabetic or have poor circulation. Do not use if the metal becomes rusty, bent, or damaged. May result in injury. Consult a doctor before use if skin problems exist. Consult a doctor if the skin is severely irritated or bleeding.