The MC99-21 oval single bowl topmount sink is made from 99% pure-mined copper. It is comprised using one piece construction, giving you a very strong and durable copper sink. Since copper is naturally anti-bacterial and stain resistant, it is great for busy households that benefit from low-maintenance materials. The hammered finish looks great and provides a mask for small scratches that may appear over time. The overall dimensions of the MC99-21 are 17" x 13 3/4" x 6" with a centered drain and a required 18" minimum cabinet size. The hand-crafted copper details are sure to add warmth and richness to any decor.