ALFI Brand 17-in Undermount Rectangular Granite Composite Kitchen Prep Sink Granite Composite sinks are well-regarded in industry circles for their extremely strong resistance to heat, scratches, dents, chips and being entirely nonporous! As a bonus, they do not need to be sealed or resealed and come at a fraction of the cost compared to other high-end sinks of this nature. This undermount kitchen prep sink uniquely combines a very high-end look and long-term durability with low maintenance at an incredible value Designed and made in Italy Includes undermount installation hardware Withstands severe thermal shocks and very high temperatures without being damaged