The 84mm strainer cover fits most French sinks The kitchen sink strainer cover has an outside diameter of 84mm and is suitable for UK sinks with a diameter ranging from 84mm to 87mm Please confirm sink size before purchasing. Good Sealing Using well sealed rubber gasket, this kitchen basket strainer stopper can cover the drain opening well when water is kept in the sink. In addition, additional stainless steel seals allow better water storage under the rubber seals. Avoid Sewer BlockageWith 20 drain holes, this water tank filter plug can help drain without residue (such as vegetable leaves, hair, etc.), so that drains from the kitchen or bathroom are not blocked. Premium Material Made of stainless steel, the drain plug of this drain is rustproof and has a long service life. Thicker and heavier materials make this kitchen sink strainer plug stronger. Easy to use and installPress the button to fill the sink, gently lift the sink to drain water and collect residue.