Suitable for everyday: 8.6"X4.4"X7.8"/22X11X20cm cm, it could perfectly fit your lunch box, snacks, fruits or vegetables, independent function so convenient for enrich your take-out food for work, outdoor activities or school life. Thermal Insulation System: Thicker and environmentally friendly thermal sheets of waterproof aluminum foil create a fully insulated bag so that food and drinks can be kept cool or warm for several hours. Lightweight and portable: only 97G, this lunch bag is simple and modern, this lunch bag can be used as a lunch bag, picnic bag, sundries bag, suitable for women and students. Moisture-proof lunch bag: Equipped with environmentally friendly waterproof aluminum foil which is waterproof and insulated, Suitable for storing a variety of foods, ability to carry more foods easily to improve your daily on-the-go life. More Features: This lunch bag can be used as a lunch bag, picnic bag, sundries bag, suitable for women and students. Fashion design, great idea for gift giving, birthday, Christmas and Thanksgiving.