The ECOSINKS Pinnacle Collection solid copper sinks are 100% handmade by skilled artisans. ECOSINKS copper sinks are an innovative and affordable way to add luxury to any bathroom environment. ECOSINKS Pinnacle copper sinks are handmade from durable 18 gauge pure solid copper that is guaranteed to last a lifetime. The Aged Copper finish ages gracefully with use and is easy to clean and maintain. This copper sink is designed to be installed as a small Under-mount sink with flat rim for easy installation. Inner dimensions are 15 in x 11 in x 5.5 in.