The Thermocast Cambridge Drop-in 31 in. x 20 in. Double Bowl Kitchen Sink is insulated to absorb unwanted waste-disposal noise. This kitchen sink can be cleaned with non-abrasive cleaners and polished with ordinary liquid sink, countertop or auto polish to maintain beauty and luster. It is designed to withstand temperatures up to 450°F so you can place hot pots in the sink without damaging the basin. Color: Biscuit.