The Precis 21 undermount single bowl kitchen sink offers clean lines and a compact single bowl design, making it the perfect solution for small spaces. This kitchen sink is made of Silgranit, a patented, certified granite composite material that is engineered to take on the toughest kitchen tasks. Beautiful and highly functional with its non-porous, hygienic surface, it pushes away liquids and residue resulting in a low maintenance, easy to clean, long-lasting material. The Precis 21″ easily conquers the demands of everyday life and is an ideal choice for smaller kitchens or as a secondary prep sink in larger kitchens. Blanco 513426 Features: Silgranit is made of quartz sand, the hardest element of natural granite making it long lasting and durable Easy-to-clean low maintenance material has a non-porous, smooth stone surface Effortlessly remove scuff marks from utensils and stains from food and drinks Undermount installation creates a seamless design that prevents dirt or grime from building up around the rim Optional accessories include grid, floating grid, foldable drying mat and drain cover Basket strainer sold separately Trusted for over 95 years, Blanco sinks are covered by a limited lifetime warranty Blanco 513426 Specifications: Sink Length: 20-7/8″ (left to right) Sink Width: 18-1/8″ (front to back) Sink Height: 7-7/8″ (top to bottom) Basin Dimensions: 19-11/16″ L x 15-3/4″ W x 7-1/2″ D Minimum Cabinet Size: 24″ Drain Connection: 3-1/2″