Breathable support: A padded back panel and airflowoptimized straps provide allday comfort for professionals and students. This design reduces heat buildup and shoulder fatigue during long work or school days with this lunch backpack. Built to last: Durable materials resist tearing and scratching, with waterproof and leakproof construction to protect contents. Ideal for everyday school routines or outdoor activities such as camping and picnics. Multicompartment organization: Multiple compartments for storing umbrellas, A4 documents, water bottle, laptop, power bank, and wallet. Keeps items organized for work, travel, or school with quick access and orderly transport. Outdoor companion: Includes a removable cooler bag that maintains temperatures for food and drinks, meeting needs for meals on weekend outings or breaks at work. Use scenarios: Daily commute to school or office, carrying documents, a laptop, a water bottle, and a meal with the cooler bag for onthego freshness. Weekend outdoor activities such as camping or picnics, where the waterproof design and removable cooler bag help keep food and drinks ready. Travel days or school days requiring organized storage of umbrellas, A4 documents, a power bank, wallet, and other daily essentials in one convenient backpack.