2PCS Stainless Steel Kitchen Sink Strainer. | Stainless steel construction for reliable, rust-free service. Suited to daily utilitarian use for long-lasting protection against clogging. | Micro-perforation: 2mm dia holes. Efficient anti-clogging shield lets liquid flow seamlessly into the drain while it blocks food particles. | 4.5" overall dia. includes 2.75" micro-perforated bowl area contoured by a 2-ply metal sheet flat rim to rest over sink's drain. | Easy wash with warm soapy water to keep the mirror finish shine impeccable over time. Dishwasher safe.