Karran QU-812 enormous extra-large bowl, this design is both practical and elegant. Its quartz composite material gives it outstanding durability and will provide years of trouble-free use. This undermount design is available in a selection of 6 rich color choices to compliment any decor. Let this quartz single bowl undermount kitchen sink enhance your kitchen while helping you ease the day-to-day kitchen tasks. This kitchen sink kit includes a bottom grid, basket strainer, and a luster pro-oil to help you maintain your new kitchen sink. Designed for installation as an undermount sink in granite, quartz and solid surface countertops. Made from 80% natural quartz crystals and pure acrylic resin. Heat safe up to 535°F and can withstand rapid temperature changes from hot and cold water. Color: Brown.