This set includes a crystal mesh for removing stains from sanitary ceramics such as washbasins and toilets with water, and a clean mesh for removing stains from ceramics and enamel with water, two of each, for a total of four pieces. * Crystal Mesh (11.5cm long x 14cm wide) x 2 * Clean Mesh Pink (7cm long x 10.5cm wide) x 2 ※ No instruction manual included (see images 2 and 3) A5