The PR605 offset double bowl undermount sink is constructed from 18 gauge 304 grade stainless steel. 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 PR605 are 29 3/8″ x 20 3/4″ x 9″ and a 30″ 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.