Description OVAL BATHROOM VESSEL SINK THICK GAUGE 14 Dimensions Outside Dimensions = 18″ x 14″ x 6″ Inside Dimensions = 17.75″ x 13.75 “x 5.75″ Gauge = 14 (Hand Hammered Copper) Drain = 1.5″ Tolerance = +/- 1/2″ Installation Bathroom Over the Counter Mount Important This product is 100% hand made and each piece is unique. Due to the handcrafted nature of this product, it will vary in appearance, finish, texture, hammering and other details. Dimensions may vary up to 1/2”. We strongly suggest you use the actual piece before making any installation cuts. The way to keep your copper basin in optimal condition is to keep it clean and dry. For basic cleaning simply use a mild soap and water. Other cleaners are not necessary.