Feature: 1. Double curved handles, sturdy and durable concealed double handles, more convenient and safe to carry, very suitable for home, work, travel, and school to bring meals. 2. The air‑permeable sealing valve removes air, so that the food in the box can be better sealed and effectively prevent the lid from being opened due to the influence of air pressure. 3. The safety buckle is made of high‑quality PP plastic, which is strong and durable. It can be fastened with one click, which effectively prevents leakage and is more convenient to carry. 4. The built‑in sealing rubber ring can effectively improve the sealing performance of the lunch box, so that the heat preservation is longer and the food is not easy to spill. 5. The inner layer of the lunch box is made of high‑quality stainless steel, mirror‑polished, and the outer layer is made of food grade environmentally friendly PP material, high temperature resistance, safe and healthy. Specification: Item Type: Lunch Box Material: 304 Stainless Steel +PP Product Size: Approx. 18.2 x 15 x 19.2cm/7.2 x 5.9 x 7.6in Specification: 3 Layers Weight: Approx. 736g / 26oz Package List: 1 x Lunch Box Note: 1. Please allow 0‑2 cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Lunch box insulation time 1‑2 hours 4. This lunch box has a hollow structure and is not vacuum insulated. The holding time is generally about 1 to 2 hours. The specific time depends on the difference between the temperature of the food and the local climate! 5. If you need a longer heat preservation time, it is recommended to buy a heat preservation bag, the heat preservation time can generally be extended by about 1 hour.