Come and see our amazing products. The travel mug is made of high-quality 304stainless steel. Its walls are shatter-resistant and exceptionally durable. BPA-free leak-proof environmental protection cover with sealed silica gel, you can use it with confidence. This insulated travel mug for maximum temperature retention, keeps hot/cold beverage up to 6 hours. Pour hot or iced coffee in your coffee travel mug and feel energized for the day,also the coffee cup has a leak-proof lid. It is a fantastic gift for your clients and business friends. Pls confirm further with us if any query about packing info, inventory status and time schedule.