Premium Material: Shower odor trap is made of high-quality ABS plastic, which is durable for a long service life, not easy to deform, easy to damage, reusable, and odorless. Ingenious Design: Shower odor trap has a built-in magnetic water suction valve. The valve automatically opens when there is water and automatically closes when there is no water, which effectively prevents sewer clogging and bedbugs and mice from crawling through the floor drain. The opening and closing range is 90° and the drainage is not blocked. Easy to Use: These anti-odor shower stoppers are very easy to clean, they are removable and very easy to remove and clean at any time. Suitable for floor drains with a diameter of 3.2 to 4.4 cm and a depth of more than 4.6 cm. Plug and play, no need to hammer the stone or replace the floor drain, easy installation. Good Sealing Performance: Anti-odor floor drain has a perfect sealing function, maintains a good deodorization condition and effectively prevents mosquitoes