To-go insulated mug perfect for taking hot and cold drinks - in the office, during breaks and on the go. Keeps drinks warm for up to five hours with double wall insulation - ideal as a coffee and tea mug - can also be used for cold drinks. Drink opening with sliding closure prevents spillage. Sliding closure can be opened easily and quickly with one hand. Drinking mug made of durable plastic (exterior) and sturdy stainless steel (interior). Ideal size for pad machines, fully automatic machines and water dispensers. With the trendy design, the to-go drink tastes even better. Consumer Notice:. Caution: When filling the cup with hot beverages, it can also heat up noticeably on the outside!.. When filling the cup with carbonated beverages, high pressure can occur. Take this into account when removing the lid. Only transport the beaker upright. Easy to clean under running water.