With a special manufacturing method, it is 100% cotton, which does not use any pesticides or chemicals, and can remove oil stains with just water. < main features are as follows> ・ As a sponge for washing dishes, it was made to fit the size of a woman's hand ・Unlike urethane sponges, they can be boiled and sterilized, so they can be kept clean (urethane sponges are said to be an environment where food debris and moisture tend to accumulate, and bacteria are likely to occur). ・Reduces rough hands and environmental impact caused by detergents. < Watabana series> ・ We deliver products with 100% cotton grown in cotton fields that have never used pesticides, and special fabrics made in 100 times the time it takes to mass-produce. ・ A special manufacturing method is used to finish the cotton as natural as possible, and plenty of fluff fibers remain. ・ The fibers of this fluff can wash off oil moderately even without surfactants such as soap and detergent, and if you use it for dishwashing, you can remove oil stains without detergent, and if you use it on your body and face, you can remove a moderate amount of oil and fat without facial cleanser or body soap. ・ It is not only environmentally friendly, but also has a low burden on the skin, and is a product that is repeated by customers with dry skin and allergies.