[Material]- Made of high quality silicone, soft, lightweight and not easily deformed. [Suction Cup Design]- 5 Suction Cups, to hold the catcher in place without moving , even when showering standing up. Easy to catch hair and does not prevent water from flowing. [Durable And Reusable]- Our tub shower covers are non-slip, featuring resilience and abrasion resistance. Extremely durable to use. [Easy to Install]- The drain cover is designed with a suction cup that firmly holds it in the desired position for easy use without tools. [ Wide Application]- Sink strainer suitable for many types of standard sewers, sinks or tubs, suitable for kitchen, bathroom, sink, drain, tubs and showers. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm)