Safe material: TPR soft rubber, not easy to damage, can be reused for many years. Size: about 5.3 x 5.3cm Unique design: No matter how much water, it can be discharged quickly, draining quickly, no water accumulation. Self-cleaning by rotation, keep clean at all times. Usage: This type of floor drain can be used for about 35-37mm, and is suitable for 99% of the diameter of sewers For example, sinks kitchen sinks, bathroom sinks, toilet floor pipes, these places can be used. It can easily solve the problem of sewer insects and remove peculiar smell. Closed Isolation Technology: Since sewer is connected to the underground septic tank, sewage or other air can enter the room through the odor evacuation pipe. Every family needs a high quality floor drain core to prevent foreign objects from escaping. Easy to use: open package and use, just insert the product directly into end of drain. When filter element needs to be cleaned, it can be directly removed from sewer through the handle. Features: 1. Widely used in kitchens, bathrooms, garages, balconies, bathrooms, toilets, etc. Easy to install. 2. No matter the size of the water, it can be discharged quickly. Rotating self-cleaning, keep clean at all times. 3. Seals peculiar smell and peculiar smell of wastewater gas. Prevents the drain from being poured into the room, leaking and overflowing. Features: Name: Floor Drain Inner Core. Material: TPR + ABS. Dimensions: approximately 5.3 x 5.3 cm. Contents: 1 internal floor drain. < p>Note: Due to lighting effects and shooting angles, there may be some color difference between the product, please understand. Due Due to manual measurement, there is an error in product size