Range of Application: Suitable for all common drain types, can be used in bathtubs, kitchen drains, and can easily catch food residue, hair and other sundries when draining, as well as any residue you want to prevent and capture to make the drainage smoother. Material:Made of high quality silicone, soft, lightweight and not easily deformed.Due to its adsorption principle vacuum, it is only suitable for smooth and unpatterned tiles, sinks or bathtubs Easy to clean: Just lift it up to clean it with soapy water.Also recommend cleaning regularly to avoid the clogging. Stable: 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 the drainage is very fast. The size of the drain cover is 15*15cm, so you can only use it on the drain below this size.