This is a multi-functional bag with a unique design that combines multiple uses in one. It is made of thickened material and has excellent thermal insulation performance, which can effectively maintain the temperature of items. You can use it as a lunch bag. Whether you are an office worker carrying your work meal or a student carrying your lunch, it can keep the food at a suitable temperature for a long time. At the same time, it is also an exquisite handbag that is small and portable, making it convenient for you to hold in your hand. It can also transform into a cosmetic bag to store lipsticks, change, and various cosmetics, helping you easily organize small items when you go out. It is also suitable for the washing scenario and can hold toiletries, giving your washing items a stable "home". In addition, when you have a picnic, it can serve as a picnic lunch box bag, playing a role in keeping fresh and becoming your right - hand assistant during the picnic. This bag is thoughtfully designed and has diverse functions, making it a practical good in life.