Kraus KBU12-KPF2110-SD20 23" Undermount Single Bowl Stainless Steel Kitchen Sink with Kitchen Faucet and Soap Dispenser Premium t-304 stainless Steel construction Sound insulated with thick rubber dampening pads & stone guard undercoating Commercial-grade Satin finish is scratch and stain-resistant Lead-free solid stainless Steel construction Premium t-304 Steel with superior finish is corrosion & rust-resistant