Safe material: TPR rubber soft, not easy to damage, can be reused for many years. Size: about 5.3 x 5.3 cm. Unique design: No matter how much water, it can be drained quickly, drains quickly, without water accumulation. Self-cleaning by rotation, keep clean at all times. Usage: This type of floor drain can be used for approximately 35-37mm and is suitable for 99% of the diameter of sewers. For example, kitchen sinks, bathroom sinks, toilet floor drains, these places can be used. It can easily solve the problem of sewer insects and eliminate peculiar smells. Closed Isolation Technology: Since the sewer is connected to the underground septic tank, sewage or other air may enter into the room through the odor exhaust pipe. Every family needs a high quality floor drain core to prevent foreign objects from escaping. Easy to use: open the package and use, simply insert the product directly into the end of the drain. 'sewer. When the filter element needs to be cleaned, it can be directly removed from the drain through the handle.Features:1. Widely used in kitchens, bathrooms, garages, balconies, bathrooms, toilets, etc. Easy to install.2. Regardless of the size of the water, it can be drained away quickly. Self-cleaning rotation, keep clean at all times.3. Seals in the peculiar smell and odor of sewer gases. Prevents the drain from spilling into the room, leaking and overflowing. Features: Name: Inner Floor Drain Core. Material: TPR + ABS. Dimensions : approx. 5.3 x 5.3 cm.Contents:1 interior floor drain.Note:Due to lighting effects and shooting angles, there may be a color difference between the product, please understand.Due to manual measurement, there is an error in the size of the product