The brushed surface design has undergone multiple tests, and our switch can be touched with wet hands without causing electric shock, making it easy to install The air switch is made of stainless steel, ABS, and PVC, which are durable materials. The stainless steel surface is rust proof, while PVC can effectively prevent water damage The included silicone air hose has an inner diameter of 3mm and is suitable for most applications. With a 1.5meter design, there is no need to worry about length Kitchen sink collections to complete your lookShop InSinkEratorShop nowInSinkErator STCMTBLK Push SinkTop Switch Button, Matte Black4.5 out of 5 stars.1,051Insinkerator STPMTBLK, Matte Black Garbage Disposal Sink Stopper Fits Standard Kitchen Drain Size of 3 1/2 Inch Diameter4.6 out of 5 stars.263Insinkerator FLGMTBLK, Sink Flange, Matte Black4.1 out of 5 stars.1,891Sponsored inc Trust your choice! Trust your choice! Trust your choice! Why choose us? What household products do we sell? What is our business philosophy? Waterproof surface materials Precision parts Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.