Crafted with rugged, double-wall stainless steel and enhanced with copper insulation, this 12 oz. mug keeps your drinks icy-cold for up to 24 hours or piping-hot for 6 hours. The sleek, powder-coated finish is not only stylish but also sweat-proof, ensuring you always have a dry, comfortable grip. The sturdy stainless steel handle makes it easy to carry.