Houzer sinkware is made from durable type 304 stainless steel, an optimal mix of nickel and chrome, making our sinkware exceptionally resistant to corrosion and stains for the life of the product. It provides a hygienic, scratchproof and resilient surface that requires minimal care and maintenance. Made of natural rubber, the super-silencer pad helps to reduce the noise of clattering dishes and running water. The super-silencer pad is a common feature to all Houzer sinks. Each Houzer sinkware is covered by a lifetime warranty to the original purchaser against any possible defects in materials and workmanship. We are not satisfied unless our customers are totally satisfied with our products. A marble powder based undercoating specially formulated and applied over super silencer pad. It reduces the noise of clattering dishes, running water and thermally insulates your sink keeping hot soaking water hot for longer. A beveled edge on the outer rim of the undermount sinks provide increased structural rigidity for the entire sink span, and creates a smooth and finished look. Specplus edge is found only in Houzer sinks.Premium grade T-304 stainless steel 18 Gauge Stoneguard undercoating over super-silencer pad Lustrous satin with highlighted rim Fits 21? sink base 3-1 2? Drain opening Supplied with cutout template, fasteners and instructions Complies with ASME A112.19.3-2000, UPC Lifetime limited warrantyBowl Depth: 7 Faucet Holes: No Holes Inner Bowl Front to Back Width: 16-1 2 Inner Bowl Left to Right Length: 13 Kitchen Sink Front to Back Width: 18-1 2 Kitchen Sink Left to Right Length: 15 Material: Stainless Steel Number of Basins: Single Type: Undermount