.The drain plug is made of high quality silicone, which will resist the formation of rust, corrosion or scale, which is soft, lightweight and not easily deformed. The sink is large enough to hold hair and food waste. .Each filter has 4 suction cup bases, it can be stuck stably, not easy to move. The drainage holes in the drain cover are clean and dense, so drainage is very fast. The size of the drain cover is 14*14cm/5.5*5.5in, so you can only use it on the drain below this size. .Drain Filter suction cup silica gel sink, wash only with warm soapy water, very easy to clean but only works on smooth tile or glass surfaces, not suitable for matte or uneven surfaces. < p>.Suitable for all common types of siphons, can be used in bathtubs, kitchen drains, and can easily intercept food residue, hair and other sundries when draining, as well as any residue you want prevent and capture so that drainage is smoother.