Features: Keep warm,The built-in aluminum insulation layer can effectively maintain the food temperature and let you enjoy the original taste of the food Keep cold,It can not only ensure the slow heat dissipation, but also keep low-temperature foods from getting hot. For example, you can enjoy the coolness by putting a bottle of iced beverage in a summer lunch bag Waterproof and anti-fouling, high-density material, wear-resistant The cute cartoon patterns increase the children's love for lunch. Every day at noon, when the children take out our cartoon meal packs at school, they can share the delicious food with their friends. Use:Food insulation ,lunch Bag for kids student Specifications: Material:Oxford cloth , aluminum film Size: Approx. 24.5x17x21cm/9.65x6.69x8.27in Color:Blue/Green/White/Red Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1xInsulated Thermal Lunch Bag