Double Walled Vacuum Insulated: Designed With Uber-Tight Seal The Two Walls Of Stainless Steel Insulation, This Thermos For Hot Food Has Great Temperature Retention To Keep Food Hot/Cold 6-8H. Besides, The Double Walled Design Makes The Kids Insulated Food Jars Sweat-Free, Allowing To Carry Kids Favorite Drinks/Food Around Without Making Messes. Ideal For Packing Snacks, Fruit, Yoghurt, Pasta, Noodles, Soup And More. Warning: Choking HazardSmall Parts. Recommended Age Grading: 3+ Years Old | | Safe Durable Material: Ergonomi