Kitchen sink strainer — 3-in-1 stopper, drain strainer, and catch basket that fits standard US sinks. Key benefits Prevents clogs and keeps drains clear: the strainer basket catches food scraps while allowing water to pass through its optimized holes. Creates a reliable water seal: use as a stopper to fill the sink for washing or soaking, then switch to draining mode without swapping tools. Controls odors and leaks: leakproof design stores water securely and helps isolate sewer smells from the kitchen. Durable and easy to maintain: rust-proof 304 stainless steel, heat-resistant ABS, and oil/water-resistant PP make cleaning quick and reduce wear. Compatibility & size Designed for US standard 3.5-inch kitchen drain holes. Fits sink drain openings with a diameter of 2.8–3.4 inches and a sink depth greater than 1.7 inches. Materials & performance 304 stainless steel body resists rust and maintains finish with regular use. Heat-resistant ABS components provide structural strength and a secure fit. PP strainer basket is waterproof, oil-resistant, and heat-resistant for easy cleaning and long-term use. Three large drain holes in the stopper allow fast, efficient drainage when open; basket hole pattern filters scraps without clogging. Easy cleaning Smooth stainless steel surface and PP basket resist food adhesion compared with traditional mesh strainers. Rinse or wipe clean; the basket design makes disposal of caught scraps simple and hygienic. Functions included Stopper: seals water for filling and soaking. Drain strainer: lets water flow while catching solids. Catch basket for garbage disposal protection: collects food waste before it reaches the disposal unit. Use scenarios Washing dishes: seal the sink to soak pots and pans, then remove the stopper to rinse without losing scraps down the drain. Food prep and cleanup: collect vegetable peels and food scraps in the basket while draining rinse water, then lift out and dispose. Garbage disposal protection: use the strainer basket to keep large particles out of the disposal and reduce the risk of clogs. What to expect A single, versatile sink accessory that fits standard US 3.5-inch drains (2.8–3.4 in opening, >1.7 in depth), provides a water-tight stop when needed, traps food waste, and resists rust, oil, and heat for easy upkeep.