Universal Compatibility: 3.35 inch (85mm) diameter, 1 inch (25.4mm) height, fits all standard kitchen sink drains with a diameter of 3.5 inches and other kitchen sink wastes. Protect Your Sink: Hold water and prevent your kithcenware and unwanted objects from entering the drain, avoid causing internal damage and malfunction. Easy Use and Clean: Just one step to install the sink stopper on your drain holes to stop water, no other tools needed, and remove it to clean after use. Premium Material: Made of 304 stainless steel and high density ABS rubber, no screwing or counterweight, rustproof and durable, buy one, use forever. Solution to Stop Water With a rubber seal ring wide and tight on its edge, it can fit perfectly into your kitchen sink and retain water in the sink, prevent water from flowing and causing internal damage to your drain. Durable Service Life The cover is made of premium 304 stainless steel, the rubber gasket is made of high density ABS, rust-proof and non-deforming,