Elkay WLS2522D12DG4 Revere Waterford 25-by-22-by-12 Inch Single Bowl Stainless Steel Kitchen Sink High Lustre Diamond Glo finish Fully undercoated spray to deaden sound, prevent condensation and retain heat Elegant in appearance and unsurpassed for stain resistance 18 guage premium 304 nickel-bearing stainless steel Lifetime warranty against defects in material and workmanship to the original purchaser