Our Signature Finish Is Handcrafted With A Rich, Uniform Grain That Adds To The Beauty Of The Sink.•18-GAUGE STAINLESS STEEL: Highest quality 18-gauge thickness and Type 304 stainless steel for lasting durability, performance and lustrous beauty.•ADA COMPLIANT: Product is ADA compliant when properly installed.Lustertone Stainless Steel 19 X 18 X 6-1/2 Single Bowl Top Mount Ada Sink Light scratches naturally blend into sink finish with time.