With striking curvature, generous dimensions, and hammered texture the Kohani copper vessel sink is the perfect fit for your contemporary design. The Kohani copper bathroom sink is artisan-crafted of high-quality recycled copper. It takes thousands of hammer strikes to create this one-of-a-kind, functional work of art.Due to their handcrafted nature, no two products will be exactly the same and may vary in finish, texture and other details.Outside Dimensions: 20"x15"x4"Features:-Plated with the highest-quality nickel in the industry-Constructed of 16-gauge copper for lasting elegance and durability -Vessel installation provides a focal point for your design-Hand-hammered surface provides beautiful texture and visual impact-1.5" drain opening-UPC/cUPC compliant-Covered under Native Trails limited lifetime warranty; nickel plating covered under 10 year warranty-Clean with mild, non-abrasive soap and cleaners