MULTI APPLICATIONS: This shower sink drain is suitable for standard 1.45to 2.7" pipe. Deodorizing sealing reducing ring, prevent backflow of sewers, filter and prevent blocking. Just install in every floor drain, like basement, laundry, bathroom shower, kitchen sink etc QUICK DRAINAGE: 360 drainage design for accelerate drainage, no matter how large the amount of water can be discharge quickly, it is not easy to block MULTI APPLICATIONS: Deodorizing sealing reducing ring, prevent backflow of sewers, filter and prevent blocking. Just install in every floor drain, like basement, laundry, bathroom shower, kitchen sink etc DURABLE: Made of high quality ABS+soft silicone material, which which has strong suction and will not shift, it is stable and durable. Easy to install, convenient for use DEODORANT DESIGN: Ideal design for seal stinky smell and odor from sewage gasPrevent the drain water from backing up to the room,anti- water leakage and overflow