Come and see our amazing products.Whether you are on a camping trip or working in the office, this mug will provide a clean, fresh taste.The sturdy wide-mouth mug is made of high-grade stainless steel and won't rust or rupture. The materials used in the thermos are environmentally and BPA free. A double-layer vacuum insulation keeps your beverage cold for 9 hours or hot for 3 hours. Perfect for school, work, travel and camping. Pls confirm further with us if any query about packing info, inventory status and time schedule.