Item type: Sink strainersilverMaterial: stainless steel + rubberWeight: approx 53gOuter diameter: About 77mm / 303 inchesInside diameter: About 49mm / 193 inchPackage includes: 1 * sink strainer Avoid Sewer Pipe Blockage:the sink strainer plug help water flow without residues(such as Vegetable leaf, hair, and other things), so the sewer pipes of kitchen or bathroom wont be blocked any more. Easy to Install: Press the knob down to fill sink, lift it slightly to drain the water and collect all the residues. No More Water Leakage: With good-sealing rubber washer, this kitchen basket filter plug gonna cover the drainer water pipe opening well during keeping water in the sink. Besides that, theres an additional stainless steel spacer under the rubber sealing gasket providing a better water storage percompatiblemance. High Quality Material: Made of stainless steel, this waste plug compatiblement compatible drain is rustproof, and has a long service life, thicker and heavier material makes this kitchen sink strainer plug solid and durable.