Come and see our amazing products. The coffee mug has a double walled vacuum insulation technology, keeping your favorite beverages cold for 18+ hours and hot for 6+ hours. Sweat proof, no condensation. The insulated coffee mug is made from premium 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 walled vacuum insulation makes heat transfer to the outer walls of the tumbler slow down. It means the insulated cup keeps your favorite drinks ice cold or piping hot for hours. Let you enjoy hot and iced drinks until the last sip. Pls confirm with us about the packing info, stock color and exact production time before placing your order.