Rene R4-1006-GD-ABR Single Bowl Copper Sink with Antique Bronze Grid Drain - Overall Size: 20.5 x 14.5 x 7 - A U-shape basin designed to be undermounted in the bathroom vanity. Its front and back sides are vertical as the arching interior sweeps upward on its sides. The R4-1006 is constructed from a single sheet of 99% pure copper and measures 20 1/2 x 14 1/2 x 7. It will not rust or stain, and features an ever-blooming patina which adds a rich antique coloring to the surface. The exterior is padded to reduce noise and is sprayed to prevent condensation. Quality is guaranteed by a limited lifetime warranty. Template and mounting hardware is included. In addition, to prevent any debris from running into the plumbing below, a grid drain in an antique bronze finish is included.