Shower Floor Drain Anti Backflow Anti Odor Kitchen Bathroom Drain Silicone Anti Odor Quick Drain Valve 5.3×5.3cm 【Safe Material】: TPR soft rubber, not easy to crack. damage, can be reused for many years. Size: approx. 5.3 x 5.3 cm 【Unique Design】: Regardless of the amount of water, it can be drained smoothly. fast, fast draining, without water accumulation. Self-cleaning by rotation, keep clean at any time. anytime. 【Use】: This kind of floor drain can be used anywhere. for around 35€ 37mm and is suitable for '99% of the drain diameter. For example, kitchen sinks, bathroom sinks, toilet floor pipes can be used. It can easily solve the problem of sewage insects and eliminate peculiar smells. 【Closed isolation technology】: because the sewer is connected 'through the odor exhaust pipe, underground septic tanks, sewage or other air can enter the room. Everyone needs a high-quality floor drainage core. to prevent foreign matter from leaking out. 【Easy to use. 【Usage】: Open the package and