29" Premium Low Radius Single Bowl Undermount 16 Gauge Stainless Steel Kitchen Sink with Free Grid & Strainer 16 gauge premium 304 Series stainless steel construction with commercial grade Satin Brushed Finish Fully undercoated and padded with multi layer technology eliminates sound and prevents condensation Included Matching bottom grid are chrome-plated stainless steel with protective bumpers Included Free Sink Strainer Standard 3.5" (90mm) drain opening