This countertop wash basin is made from the finest vitreous china for durability and long-lasting use. The inner surface of the basin descends into a curve to the drain hole. The rectangular shape of the sink is 4-3/8" in depth with a spacious 17-5/8" length and width. The sink features a faucet deck with a single-faucet hole drilled in the center.Recess/Wall mount installation21-1/4" x 17-5/8" x 6-1/4" exterior1-3/4" drain holeExposed plumbing from rear viewDrain not included