Loofah sponge is very suitable for storing solid cosmetic products (shampoo bar, conditioner bar or soap bar). Its structure allows to completely air-dry the product between uses. Use: After using the product, such as shampoo, soap or conditioner bar, place it on a loofah sponge in a dry place and allow it to air-dry between uses. Loofah is a 100% natural product, it is formed from a cucumber-like plant – Loofah (Luffa aegyptiaca). Therefore, loofah is compostable, and is completely biodegradable. Loofah sponge might differ a bit in size and weight. It's variations for one piece are 3 - 4 grams in weight and 4 - 6 cm in diameter. * The product (soap) in the picture is only to give visual insight!