Perfect Size: The outside diameter of the kitchen sink stopper is 84mm. It is suitable for the sink diameter between 84mm and 87mm. Fits most overflow sinks with closed caps or eccentric sinks. NOTICED : Please confirm the size of the sink before purchasing. Avoid Sewer Blockages: The sink basket has 20 small holes to effectively filter food residue preventing your trap from being clogged and thus retaining bad odors while allowing water to flow optimally. High Quality Materials: Our sink stoppers are made of stainless steel from high quality, which is very durable, not easy to deform and can be used for a long time. In addition, used with well-sealed rubber gasket, this kitchen basket strainer plug can cover the drain pipe opening well when water is kept in the sink. 2 in 1 Feature: The stainless steel strainer stopper can be used as a sink stopper and a strainer at the same time: push the strainer down to plug the hole, lift it slightly to drain the water and catch all residue. Multi-scene use: The sink strainer is suitable for kitchen sinks, bathrooms, bathtubs, shower rooms, laundry rooms, etc., all drain holes. drainage which must filter the debris.