Scratch Clean - 3 sheets Konishi Co., Ltd. Instruction manual and box are not included m(_ _)m ◯ Product Description ◯ The elastic special sponge layer releases excessive force applied to the abrasive, removing dirt from the surface of sanitary ceramics. This handy type makes it easy to remove dirt from narrow areas and perform detailed work. Dirt is removed without using detergents or chemicals, allowing for environmentally friendly cleaning. It can be used on both sides, making it economical.