◎【Tight Sealing】Silicone sealing lid can lock in freshness, and there is a flip-top exhaust the top of the lid, hot air can be discharged at any time, and it is more convenient to open the lunch box. ◎【High-Grade Material】The cartoon lunch box containers are made of high-grade food grade PP material and durable PS material, no odor, no worries to use. ◎【Convenient to carry】With an insulated lunch bag, it enhances heat preservation and is very convenient to carry. Convenient for delicious home-cooked meals at school or work or the go. ◎【Super Thermal Insulation】Vacuum Insulation and Insulation Bags provide up to 3-4 hours of heat preservation time; almost double the heat preservation time of other lunch boxes. ◎【Wide Applicable】The warm food container for lunch is perfect for storing soup, fried rice, pasta or other hot food; can also be used for storing cold food such as salad, fruit, etc.