Universal Compatibility: Our sink drain strainer fits US standard 3-1/2 inch kitchen sink drains with a diameter of 2.95 to 3.42 inches and a depth over 1.46 inches, to ensure proper fit, measure your sink drain hole prior to purchasePremium Quality: We have crafted our pop up kitchen sink stopper from high-grade SUS 304 material for long-lasting rust-proof performance, what's more, we upgrade furtherly the basket filter to the same SUS 304 for reliability, and the built-in brass bounce device is tested for a 100,000 life span of use3-In-1 Design: Say goodbye to separate sink stoppers and strainers - our innovative design combines both features for ultimate convenience, this high-performing model boasts water-storing, water-draining and residue-catching capabilities in one, providing great valueSave Money: With our 3-in-1 kitchen sink stopper and strainer, there's no need for costly plumber bills or troublesome tools to unclog pipes, you'll also avoid the environmental impact of drain cleanersEffortless Control: Our kitchen sink strainer allows you to store and drain water with ease, a simple push and release is all it takes to operate, and the removable basket makes cleaning the residue a breeze