MATERIAL Premium quality Type 304 nickel bearing stainless steel FEATURES 18 gauge topmount with 31 ½” x 20 5/8” deck Exclusive UNIPOLISH polishing technique Consistent and uniform DuraSatin finish Deck and bowl one-piece construction Spill way between bowls Flat sink bottom Heavy-duty sound-absorbent coating & padding Drain openings: 3 ½” Drain placement: offset towards back Mounting hardware included Limited lifetime warranty Complies with ASME A 112.19.3-2008/CSA B45.4-08 Package includes: (2) Sink bottom protection grids: GWS1315LG (2) Basket strainers: S8000 Welcome to Wells where water meets art. From premium stainless steel kitchen sinks in classic designs, to unique vitreous china lavatories and shimmering art glass vessels, you will find the perfect expression of your artistic vision in our extensive lines. Wells is centrally located in Chicago, Illinois for convenient shipping across the country. Included in each order is our commitment to quality, value and service.