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. Custom LOGO is available. Price for over 5000 is for sea shipment. Pls confirm further with us if any query about packing info, inventory status and time schedule.