The Quartz Granite 824-White D-Bowl sink is made from a granite composite material that is comprised of 80% Quartz and 20% Acrylic. The non-porous finish of our Quartz Granite sinks gives it anti-bacterial properties. Aside from being anti-bacterial, the 824-White is stain and scratch resistant and can resist heat up to 550 degrees. The overall dimensions of the sink are 24 3/4" x 22" x 8 1/4" and a 27" minimum cabinet size is required.