Yosemite Home Decor MAG2318 18-Gauge Stainless Steel Undermount Kitchen Sink Durable surgical grade stainless steel 18-Percent chromium for shine and 8-Percent nickel for rust resistance Satin finish stainless steel sink; For undermount installation with heavy duty sound guard padding; cUPC compliant Standard 3.5-Inch drain hole size; Strainer sold separately - SSS114 Clean your stainless steel sink with a soft washcloth and warm water, wiping the sink in the direction of the polish marks. Bowl size: Width 21-Inch x Depth 15.5-Inch x Height 8-Inch