Name: Bathtub drainage mat. Colors: duck blue. Quantity: 1 piece. Size: 15 cm. Material: silicone. Type: floor drain cover, silicone mat, bathroom mat, sink mat Features: deodorant, anti-blocking dual-use, sink mat , bathtub stopper. Blocks odors, blocks foreign bodies. Used for sewer deodorization and other functions. Good ductility allows the floor drainage (silicone pad) to fit the drain perfectly Water tank storage: small things make a big difference.