Stainless Steel Thermal Flask from Tupperware is your ultimate hydration partner when on-the-go. A solid, double-layered vacuum-insulated bottle to keep hot fluids hot and cold contents cool for up to 6 hours, this flask is quintessentially a must-have. If you are used to carrying hot beverages like your morning tea/coffee or cold drinks like milkshakes, buttermilk, and more to work, then look no further than this beauty in blue color. It's robust, reliable, does not rust, and lasts you a lifetime. Easy to clean, refill, and carry are added features that tag along.