Micro-perforation: A hole with a diameter of 2 mm. Allows water to pass through while trapping food and waste, and the unique beveled edges provide a secure fit; Scope: Suitable for kitchen sink drain holes a diameter of more than 70 mm (2.75 inches) and less than 113 mm (4.45 inches); Meticulous processing, no burrs and no injuries to the hand; < p>Large, durable stainless steel kitchen sink strainer; Easily wash with warm, soapy water to keep mirror surface looking pristine over time. Dishwasher safe. Box contents: Two stainless steel filters.