VACUUM INSULATED: Keep your food warm for <12 hours or chilled for <24 hours! The leakproof thermos uses double wall insulation for super effective temperature control. | 100% FOOD SAFE: This BPA-free hot lunch box is crafted with safety certificate approved, rust-proof 316 stainless steel and a premium ceramic coating, so your food never touches plastic. | BUILT-IN SPOON: Never forget your utensils again! This lunch box for kids and adults includes a handy foldable spoon, which easily slides into the colorful silicone strap. | EASY OPEN TOP: The easy-grip strip makes it easy for little hands to twist off the insulated lid. Plus, you can safely open hot food with innovative steam vents. | Item shape: Round