Come and see our amazing products. Vacuum Insulated Coffee Mug: Coffee mug is with double wall vacuum insulation technology, keeping your favorite beverages hot for 3+ hours and cold for 9+ hours. Sweat proof, no condensation, burn free. The insulated coffee mug is made from premium 304 food Grade stainless steel, never rust, lead free, easy wash and unbreakable. Each cup is powder coated for a durable finish, no scratching, peeling or fading . Double wall vacuum travel mug great for outdoor adventure, fishing, sports event, also can use for your morning coffee, afternoon tea time, office, etc. Pls confirm with us about the packing info, stock color and exact production time before placing your order.