Stay Hot or Stay Cold- Retain the temperature of your chosen beverage for a prolonged period of time. Any drink that is hot, like coffee, can stay hot for up to 6 hours. Cooler drinks, (i.e. lemonade), can stay cold for up to 24 hours. The high-quality stainless steel and the double-walled insulation design ensures beverage can stay either hot or cold over time. * Unique Lid- A Slider Lid is fast and simple to use. It was inspired by the millions of coffee drinkers that enjoy sipping on their drinks quickly. * Sleek and Lightweight- Made with 100% Stainless Steel. The 20 oz. lightweight and compact feel make it easy to fit into most car cup holders. Carry around your beverages whether out at the mall, soccer game, or park.