The Wilderness Technology 17-ounce Vacuum Insulated Flip-Top Bottle is a great choice for all day beverage enjoyment. Constructed with double wall stainless steel, this bottle features vacuum insulation construction that keeps drink hot or cold for hours on end. Fill with hot coffee for your morning commute, then switch to refreshing, cold ice water in the afternoon. This product has a specially-designed smooth flow lid that helps control the flow of beverages. Easy to open with one-handed push button operation, this bottle is light and compact in design and will fit most automobile cup holders. The exterior stays cool to the touch with hot liquids and sweat-proof with cold liquids.