[TRIPLE INSULATION FOR TEMPERATURE CONTROL] This 40 oz food container features advanced triple insulation with double-wall vacuum technology and a copper coating. It keeps meals hot for up to 6 hours and cold for up to 8 hours, ensuring your food maintains its temperature for optimal taste and freshness. [LEAKPROOF AND SECURE LID DESIGN] Equipped with a unique buckle structure and a built-in silicone seal, this food jar offers a leakproof experience. It prevents spills and keeps your food securely stored, making it ideal for travel, office, or outdoor adventures. [CONVENIENT WIDE MOUTH FOR EASY USE] Designed for convenience, this food jar has a 5.3-inch wide mouth that facilitates easy filling, effortless eating, and simple cleaning. It's perfect for handling everything from hot soups to cold desserts without any hassle. [DURABLE AND FOOD-GRADE MATERIAL] Constructed from high-quality, BPA-free, food-grade 304 stainless steel, this container is not only durable and odor-resistant but also a sustainable alternative to plastic. It's designed to resist stains and odors, ensuring your food stays fresh and tasty. [MULTIFUNCTIONAL DESIGN WITH SPACIOUS CAPACITY] With a generous capacity of 40 oz, this insulated food container is ideal for packing large servings of soups, stews, or salads. Its practical compartment design allows for the separate storage of different foods, making meal prepping easier and more organized. Color: Black Material: Stainless Steel Package Contents: 1*Hot Food Container