Sink Drain Strainer Sink Stopper Combo, OD: 3.15 inches. Fits 3-1/2-inch kitchen sink drain pipe You can use it as a sink drain filter, which can filter debris and effectively prevent clogging. Can also be used as a stopper to fill the sink with water for washing and soaking. Made of stainless steel, it's durable, rust-free, and dishwasher safe. High quality ABS plastic is safe and durable. The drain filter's edge protection 't scratch your hands or damage your sink. The 32 holes on the basket can effectively prevent clogging and allow liquid to flow quickly. Keep drainage working. Avoid wasting time and money on repairing and unclogging pipes Colour:silver+black Material:Stainless steel + plastic Package Contents: 4 x sink stopper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.