Versatile 3-in-1 Kitchen Sink Drain StrainerSeamlessly combine 3 functions-- SINK STOPPER to store water and isolate odor, SINK DRAIN STRAINER to drain water and SINK DRAIN BASKET to filter out food scraps and debris,Just one press to switch between water storage and drain water.Upgtaded Durable Stainless-Steel Drain BasketUnlike ABS plastic basket, Our sink strainer use SUS304 sink basket offers exceptional resistance to craking and corrosion, and high temperatures-resist for long durability. Fine-mesh holes effectively capture food scraps and debris to avoid clogging. Easy cleaning and dishwasher safe. Upgrade your kitchen and experience the benefits of superior durability and easy maintenance!Enhanced Brass Pop-up Bounce CoreOur premium brass pop-up core. Unlike plastic cores, brass core can crack and degrade over time, brass offering superior durability with resists rust and corrosion, even in face of frequent use and exposure to water.Ideal choice for busy kitchens and demanding applications.Compatiable for Universal US Standard Designed for universal US Standard 3-1/2 inch drain holes, apply for width 2.95"-3.42", depth1.46" opening sink hole. Please measure the diameter and depth of your sink drain hole before purchase.Double Layer Seal Drain StopperDouble-layer silicone construction for enhanced leak prevention, Flexible and snug fit conforms to various sink and drain configurations, Maintain a clean and hygienic sink with the double-layer silicone leak-proof seal, designed to provide comprehensive protection against leaks, pests, unpleasant odors, and backflow.Tool-Free Setup and Seamless ControlSimple installation- No tools required, simply place the strainer assembly into the sink drain.Convenient pop-up core-Easily toggle between drainage and water retention with a gentle press.No disassembly needed-Maintain the strainer without removing the plumbing underneath the sink.