The Pavers foot egg removes hard skin & calluses & traps shavings so there is no mess or fuss. Its safe to touch & is ergonomically designed for your comfort. The foot egg comes with two exfoliating pads.DO NOT use on irritated, inflamed or infected skin, or on open wounds.DO NOT use if you are diabetic or have poor blood circulation.DO NOT use if metal becomes rusted, bent or damaged, as injury may occur. Stop immediately & seek medical advice if you suffer any adverse reactions, irritations or bleeding. Intended for use on callused feet only, DO NOT use on uncallused, smooth skin. As a personal care product the foot egg is not recommended to be shared or used by more than one person.