The Houzer 629719 Wirecraft Bottom Grid is made of T304 stainless steel with protective feet. This in-the-sink bottom grid helps to reduce noise while cushioning fragile dishes and protect your sink surface from scratch. This bottom grid is custom designed to fit Houzer Quartztone Granite sink models M-200 and M-200U. The Houzer 629719 Wirecraft Bottom Grid comes with a 1-year limited warranty. Measures 13-Inches by 14-6/8-Inches by 5/8-Inches. For over three decades, Houzer has been improving millions of kitchens across America and overseas, one sink at a time. Houzer offers over 100 sensational models in Stainless steel, Quartz Granite, Fireclay, Porcelain Enamel steel, and Copper to match any design from traditional to contemporary. Houzer believes that sinks can make your life in the kitchen easier and more enjoyable.