TSIBOMU 18x18x9 Inch Undermount Kitchen Sink The surface of the sink is treated with brushed finish exudes a natural, grained pattern & a soft soothing glow that gets better with use. Whether you cook daily or not, it helps when the sink is easy on the eyes. Precision-engineered R10 corners curve at an optimal angle to maximize sink work area & make routine cleaning a breeze. Specifications: Mounting Type: Undermount Sink Material: Stainless Steel Finish Type: Brushed Finish Exterior Dimension: 18"D x 18"W x 9"H Interior Dimensions: 16"D x 16"W x 9"H Overall Sink Depth: 9 inch Drain Size: 3.5" Package Includes: 1 x 18 Inch Undermount Kitchen Sink 1 x Sink Drains 1 x Installation Instruction. Limited Warranty: We warrant this product against defects due to material or craftsmanship error during the warranty period: We will provide replacement parts at no charge, or at customers’ option, replace any product or part of the product that is deemed defective, under normal installation, use, service and maintenance.