Quench your thirst anywhere you go with the Blizzardunu Stainless Steel Leakproof Vacuum Bottle leakproof vacuum bottle. Crafted from stainless steel with a leakproof steel lid, this 500ml bottle lets you keep your beverages 5 hours hot and 15 hours cold. With a smooth finish, this vacuum bottle is a must have in your drinkware collection. Zero plastic design. BPA free. Registered design.