1. Sports bags are mainly designed for sports, fitness and outdoor activities. They are light, breathable and waterproof, and can easily carry sportswear, beverage bottles, sports shoes, towels and other items.

2. Commuter bag is a backpack for daily commuting and office scenes, paying more attention to simplicity and business style. Sometimes called a briefcase or a computer bag. Commuter bags can hold office supplies such as laptops, folders, files and stationery, and the design takes into account the safety protection of computers and files.