Silicone Anti-odor Stainless Steel Drain Cover Floor Drain Core Sink Filter Deodorant Kitchen Gadget Sewer Bathroom AccessoriesDescription: DescriptionColor: BlueMaterial: stainless steel siliconeSizeType A: 50x92mm (suitable for 40-44mm surface drain aperture)Type B: 50x60mm (suitable for 40-44mm floor drain aperture)Type C: 45x95mm (suitable for 35-39mm surface drain aperture)Type D: 38x95mm (suitable for 28-34mm surface drain aperture)Specifications: This reasonably-priced can save you costly maintenance fees and keep away from the ache brought on by cockroaches, noise and spills!Prevent backflow: stop drainage from flowing again into the room; stop leakage and overflow and insect-proof: The smell within the sewage is sealed and filtered with an automatic shut-off design and immune to rust: no use to stress about deformation after stretching, great flexibility and abrasion resistanceEasy to install: Install in seconds without any instruments used: could be connected with underground septic tanks, sewage pipes, used with bathe rooms and surface drains in the basement, and can be effectively put in in PVC pipesMade of wonderful silicone, permanently environmentally friendlyPackage Included: 1 * clear out screen, 1 * constant cap, 1 * silicone sleeve