Brand new in box. Karran Undermount Quartz Composite 33" 50/50 Double Bowl Kitchen Sink. Designed for installation into granite, quartz and solid surface countertops. Made from 80% natural quartz crystals and pure acrylic resin. Heat resistant up to 535F and can withstand rapid temperature changes from hot and cold water. Durable quartz composite material is non-porous, preventing the spread of germs and bacteria.