Multi-functional: the soft foam callus cushions are helpful to reduce shoe pressure and friction, can protect sensitive areas on your feet from rubbing against socks and shoes, protect your toe and your feet well, suitable for men and women Simple to use: easy to stick with self adhesive design, easy to remove and fit easily in most socks and shoes, like sneakers, high heels, boots, sandals and so on, not too thick or too thin, also you can apply several foam callus cushions at the same time Material: these callus pads are made of soft foam, safe and non-toxic material, comfortable to touch, durable and not easy to break down, can be kept for a long time