Universal Compatibility: This sink stopper measures 3.35 inches (85mm) in diameter and 1 inch (25.4mm) in height, fitting all standard 3.5-inch diameter sink drains and other sink disposals. Protect Your Sink: Keep water in the basin and prevent kitchen utensils and unwanted items from entering the drain, avoiding internal damage and malfunctions. Easy to Use and Clean: Simply place the sink stopper into your drain opening to hold water – no tools needed! Remove for easy cleaning after use. Premium Quality Materials: Made from 304 stainless steel and high-density ABS rubber, with no screws or counterweights. Rust-proof and durable, buy it once and use it forever! The Perfect Water-Stopping Solution: Featuring a wide and tight rubber seal on the edge, it fits perfectly in your sink, keeping water in and preventing leaks that can cause internal drain damage. Built to Last: The cover is made of premium 304 stainless steel, and the rubber seal is made of high-density ABS. Rust-proof and deformation-resistant, it can withstand countless uses and provide long-lasting performance. Perfect Fit for Your Sink: The diameter of the lid, including the rubber seal, is 3.35\". The rubber seal provides a 100% leak-proof seal when placed in the sink and gently pressed on top. Features: Material: 304 Stainless Steel Diameter: 3.35 inches (85mm) Applications: Kitchen Sink Purchase Includes: 3 * Sink Stoppers