The item is a simple and practical double-layer insulation lunch box food container, which is mainly made of food-grade hard plastic and stainless steel for safe to use, and adopts silicone seal and double-lock fastener design to well keep your food warm for about 2 hours. With easy-to-grip handle and good thermal insulation effect, it is really a wonderful lunch box perfect for bringing lunch to school, office or picnic. Features - Color: mainly blue. - Material: food-grade hard plastic and stainless steel. - Size (Double-layer): about 16.5*15cm (Diameter*Height). Volume: about 650ml per layer. - and Double Layer Stainless Steel Thermal Insulation Lunch Box Food Container. - Perfectly sized double-layer lunch box for bringing lunch to school, to the office, or to picnic. - Food-grade stainless-steel interior will not impart taste or to food and are safe to clean in the dishwasher. - It can keep the food warm for about 2-3 hours (But affected by your local season, weather and temperature, the exact time may not reach this keep warm time). - Efficient food container is reusable, lightweight, and good for personal health. - Simple yet sturdy latching system allows you to carry just one container. - Come with -down handle for easy to carry. - Note: Open the air hole on the before opening the lid. Package list: 1 * Portable Double Layer Stainless Steel Thermal Insulation Lunch Box Food Container with Handle (Blue)