2 Pack Stainless Steel Kitchen Sink Strainer, High Quality Stainless Steel, Absolutely No Rust. 2-layer thickened metal plate with flat edge, not easy to deform. Edging - Smooth edges for user safety. Dishwasher safe. Outside Diameter: 4.5"; Internal Filter: 3.34"; Depth: 1.37". Suitable for most sink drains and garbage disposals. It can filter out more solid debris and effectively prevent clogging. Easy to clean with water warm soapy water to keep the mirror spotless over time.