It features a rectangle shape. This undermount sink is designed to be installed as a undermount sink. It is constructed with ceramic. This undermount sink comes with a enamel glaze finish in Biscuit color. This transitional undermount sink product is CUPC certified.CUPC approved rectangle undermount sink CUPC approval is usually required in construction projects by city inspectors Premium biscuit glaze for a glossy finish with a kiln dried ceramic construction Smooth non-porous surface prevents from discoloration and fading Double fired and glazed for durability and stain resistance Quality control approved in Canada Sink cut-out included in the box It is highly recommended that you wait for the sink to physically arrive before proceeding with any cutouts All dimensions are nominal Faucet and accessories not included 1-3 4 Standard US drain opening Recommended drain for this sink is 871211017954Basin Shape: Rectangular Country of Origin: China Faucet Centers: Single Hole Faucet Holes: 1 Hole Finish: Biscuit Height: 7-3 4 Inside Dimensions: 16-1 4 x 11-1 4 Length: 13-1 2 Material: Ceramic Outside Dimensions: 18-1 4 x 13-1 2 Overflow: Yes Style: Contemporary Modern Type: Undermount Weight: 5 Width: 18-1 4