Crafted from premium metal, this portable beer mug unmatching durability, resistance, and stackable design for space efficient outdoors adventure The innovative design allows multiple mugs to compactly store together, while the metal finish withstands outdoors use without retaining odors Features a unseamed crafting technology for leak proof with food grade component ensuring safe use for both hot/cold beverages while maintaining original drink flavor Perfectly sized for backpacking trip, backyard barbecues, or use – its 350ml capacity fit standard cup holders and organizers pouches Ideal for camping enthusiasts, environmental households, health concentrated users seek efficient hydrations solution during active lifestyles