[ PREMIUM MATERIAL ]: Our bathroom sink plugs are made of high quality stainless steel 304 construction which is thickened and does not rust. They are highly durable and lasts for a longer time. They are super easy to clean and stain-resistant. [ DIMENSIONS ]: Diameter of the kitchen sink stopper: 80 mm (3.15 inches), total height: 53 mm (2.1 inches), available height: 20 mm (0.79 inches). Please make sure the diameter of this sink strainer plug and its rubber ring are the same as previous one before placing the order! [ SMOOTH DESIGN ]: This sink drainer plug is designed in smooth shape with 20 small holes. These plug holes allow water flow quickly and filter waste effectively, but let water flow. It’s stylish look makes your kitchen sink more beautiful. [ DUAL FUNCTIONAL ]: Our Sink Strainer Plug can be used as a sink plug and you also filter at the same time. You just need to press the knob down to fill sink, then lift it slightly to drain the water and then collect all the residues. [ SATISFACTION GUARANTEED ]: We believe in the quality, and satisfaction of our customers is our top priority. If you feel unhappy with our sink strainer for any reason, kindly feel free to contact us to get more information or a FULL REFUND.