This Outsider Enamel Camp Mug is made with 100% Enamel Coated Steel. It is campfire, stovetop, and dishwasher safe; rim and handle double-dipped for extra protection from wear, exclusive tentree design. Every enamel mug is handcrafted, therefore your mug may have some unique imperfections. To avoid damage, please do not use in microwave or clean with abrasive cleaning pads. Diameter: 9 cm / 3.5 in / Capacity: 0.5 l / 16.9 oz. Please note only one mug will ship per order.