Heavy duty high quality stainless steel body, solid and durable.Lightweight and portable,.Waterproof design, the whole body can be blunt into water for easy cleaning. Ergonomically designed stainless steel handle, easy to grip, feel comfortable;you can use it anytime and anywhere. Surgical grade stainless steel surface with appropriate blade sharpness works instantly to shave off layers of dried calluses and hard skin,can be used on wet as well as dry feet. Quickly to eliminate and smoothes calluses and prevent build up of hard skin, perfect solution to dry, calluses and cracked of high heels feet,thoroughly scrubs and removes dirt, dead skin cells. Upgraded version of the full stainless steel foot file: Upgraded from fragile plastic handles to the current updated version of the full stainless steel foot file. Say goodbye to the handle that breaks when you use the foot file. This stainless steel foot file surface is more detailed and smoothing feet are more effective. No problem for lifelong use.