HighQuality Stainless Steel Construction Made from premium stainless steel for durability and longlasting use Resistant to rust corrosion and impact ensuring your bottle stays in excellent condition Vacuum Insulation Technology Doublewall vacuum insulation keeps beverages hot for up to 12 hours and cold for up to 24 hours Maintains the temperature of your drinks allowing you to enjoy them at your preferred temperature anytime Vacuum Insulation Technology Doublewall vacuum insulation keeps beverages hot for up to 12 hours and cold for up to 24 hours Maintains the temperature of your drinks allowing you to enjoy them at your preferred temperature anytime Perfect size for your gym bag car bicycle and backpack to enjoy your long hikes sports go to work go to beach school office picnic hiking camping cycling traveling driving mountaineering backpacking gym or the other activities EcoFriendly and BPAFree Made from ecofriendly materials that are safe for you and the environment BPAfree construction ensures no harmful chemicals in your drink