Universal Compatibility: 3.35 inch (85mm) in diameter, 1 inch (25.4mm) in height, fits all standard 3.5 inch diameter kitchen sink drains and other sink waste kitchen sink. Protect your sink: retain water and prevent your kithcenware and unwanted objects from entering the drain, avoid causing internal damage and malfunction. Usage and easy cleaning: just one step to install the sink stopper on your drain holes to stop water, no other tools needed, and remove it for cleaning after use. First-class material quality: made of 304 stainless steel and high density ABS rubber, no screws or counterweights, anti-rust and durable, buy one, use forvever.