Natural sponge or bamboo charcoal that helps to relieve micro cuts, shaving burns, remove impurities and excess sebum. It provides antioxidant properties. It has a soft texture, not aggressive to the skin. They are 100% biodegradable, dye-free and pH neutral. It tends to dry and harden but can be recovered with warm water. Suitable for acne-prone skin. Format of 1unit.