100% pure copper without , tin or other filling metals is plated on the surface to make it rosy golden and is coated with safe paint, making it rust resistanceUpgraded Full-loop Triple Grip Handle - Copper cup adopts new improved all-ring three-handle which is ergonomic and suitable for a wide hand, making it be easily graspedHand Hammered Copper Mug - The copper mug is made by hand hammering, from the application of the handle to the formation of the hammer of the cupKeep Your Beer And Cold - Our mugs are the best containers for beer and cocktails, and can keep your beer and cold for at least 2 hoursCapacity: 530MLType: A: Hammer Mule CupColour: GoldMaterial: copperPackage Contents:1 x mule cupOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.