Kraus KHF200-33 33-inch Farmhouse Apron Single Bowl 16-gauge Stainless Steel Kitchen Sink Premium t-304 stainless Steel construction Sound insulated with thick rubber dampening pads & stone guard undercoating Channel grooves engineered for optimal drainage 16-Gauge Steel for added durability. 3 Mounting Options: Undermount, Flushmount & Topmount (Cabinet Will Require Modification to Accommodate Sink). Standard 3.5 Inches Drain Opening Apron front farmhouse sink Handcrafted by skilled artisans