The 528L small offset double bowl undermount sink is constructed from 304 grade stainless steel and is available in 18 gauge thickness. The surface has a brushed satin finish to help mask small scratches that occur over time and keep your sink looking beautiful for years. The overall dimensions of the 528L are 27 1/2" x 18" x 8" (L), 7 1/4" (R) and a 27" minimum cabinet size is required. This sink contains a 3 1/2" offset drain, is fully insulated and comes with sound dampening pads. As always, our stainless steel sinks are covered under a limited lifetime warranty for as long as you own the sink.