The Sunstone Premium Styled Commercial Quality Drop-In Sink is hand-built with Food-Safe all 304 Stainless Steel 18 Gauge Material Grades, it is designed as a zero radius, rectangle design 21 x 21 and 9 Inch Height with angled top edges complimenting as a modernistic element to your outdoor kitchen, with 45 & 90 degree angles and sharp polished edges. The Extra-Deep Sink Basin is 10 Interior Inches Height and 1 Full Foot interior height when cover is on, allowing 2 Full Inches height for Top Cutting Board Food Cuttings.