U-shaped Insect-proof waterproof = U-shaped waterproof structure, easy to start, four 360-degree outlets for drainage, quick start, no water accumulation on the floor, for a good life experience. Defined size: TPR soft glue, close to the channel entrance. The soft rubber ring can be cut between 3.5-7.5cm, you can cut according to the size. Easy to use. Hair Stopper Kitchen Sink Strainer Great sealing effect: multiple sealed bottom drains to block odors, seal and return water. Practical tool to protect the kitchen, bathroom, garage, basement and toilet from unpleasant odors. Floor Drain Strainer - Anti-fall protection net: traps foreign bodies in hair and Effectively prevents channel retention and bad odors. Hair Stopper Kitchen Sink Strainer - Premium Material - Premium Plastic Drain - Durable and Non-Corrosive - Effectively deodorizes and prevents overflow and protects the family health.