[Premium Stainless Steel Material - Durable]This sink plug strainer is a upgraded version after collect customer's advise for product improvement. The kitchen sink strainer plug is made of high quality stainless steel - well made, no rust and last for a long time. [Dual Function Strainer and Plug]This new sink strainer plug can be used as a sink plug and sink strainer/filter at the same time. Press the knob dwon to fill sink as sink plug, and lift it slightly to drain the water and collect all the resideues as a strainer. [Easy to Use]Our sink plug strainer is easy to remove and assemble. 10s is enough, just follow the guide to unscrew the center shaft first, and then assemble the accessories together. [Size - NOTE]Please check the image-2 and image-3 for detailed size. The outside diamater of kitchen sink strainer is80mm. The rubber seal diamater is 55mm, and the bearing-to-rim measurement is 30mm. Suitable for kitchen sink hole in 78.3-80mm.[NOTE: Please make sure your sink strainer plug's diameter are the same as our product before placing the order!!!!] Color:Silver Package include:1*Kitchen Sink Plug Strainer