Bathroom odor-proof Floor Drain leak core silicone down the water pipe draininner sink drain One Way Drain Valve Sewer Core Material: Silicone Weight: 21G Size: 10*5.5*5.5cm color: blue Specifications: High-quality materialSilicone material, safe and environmentally friendly, soft to the touch, faster into the water, non-toxic, odorless, not easy to break, not easy to deform, durable [Isolate odor, close and close] The curved folds form multiple barriers to prevent odor, mosquitoes, water back and other problems Large Displacement and Quick DrainageMake full use of gravity and the particularity of silica gel, the floor drain filter is designed in a V-cup shape to ensure smooth drainage, and it will automatically close after draining. [Plug and play, easy to install] No need to ask a master, no need to dismantle bricks, you can easily install it at home Wide Use.The sewer is connected to the septic tank, and unhealthy things may enter the room from the stinky sewer. Therefore, it is necessary to install drain seals in bathrooms, kitchens, toilets, shower rooms, basements, garages, and laundry rooms. Package Included: 1/2× floor drain Notes: ·Due to the manual measurement method, the measurement size is slightly deviated. ·Due to the angle and light at the time of shooting, the measured color may be slightly off. Thanks for your understanding.