Kitchen Sink Drain Strainers and Sink Stoppers RQYEKDO sink strainer is made of 304 stainless steel, the material is hard and not easily deformedThe stainless steel sink drain strainer for kitchen edge adopts Double Layer without sharp edge, so it would not scratch or damage your sink and hands.This sink stopper is made of stainless steel and rubber, both are durable material, brushed and polished of surface, it is not easy to be rusted. Specification Sink strainer sizes: Outer diameter: 4.4inch/110.6mm Inner filter: 3inch/76.6mm Depth: 0.85inch/21.7mm Sink stopper Size: 3.3inch diameter Catch your debris and garbage The sink strainer can effectively block the particulate matter from entering the sewer, effectively prevent the blockage of the waterway, and save the repair of the waterway. Safe Design RQYEKDO sink strainer upgrade the double-layer design over the sharp edges prevent yours hands from cutting. 304 Stainless Steel The sink strainer is made of 304 stainless steel, the material is hard and not easily deformed 3-3/8 '' 1-3/8 ''Splash Guards 1/2 Pcs Polished Sink Stopper Flange Stopper Collar Sink Baffle Kit Sink Strainers Sink Stopper Kits Splash Guards Sink Stopper Kit Size 3-3/8 ''；1-3/8 '' 3-1/2'' 3-1/2'' 3-1/2'' 3-3/8 ''；1-3/8 '' Material Rubber 304 Stainless Steel；Rubber 304 Stainless Steel; Rubber 304 Stainless Steel Rubber Color Black Black; Light Black; Gold; Plastic; Polished; Brushed Black; Silver; Gold Silver Black