DURABLE MATERIAL: Our backpack is made of durable and practical high-quality water-repellent nylon, the material is tear-resistant and easy to clean. Sturdy two-way zipper, smoother, flexible opening and closing. Adjustable padded shoulder straps for comfortable carrying. Side buckle pockets to prevent items from falling. DIMENSIONS & CAPACITY: The black backpack measures 46*32*14cm / 18.1*12.6*5.5 inches; Capacity: 24L; Weight: 0.5KG. The main compartment's laptop pocket can hold a 15-inch laptop. INTERNAL STRUCTURE: There is a main zippered compartment, a zippered mesh pocket, a front zippered pocket, an anti-theft pocket on the back, and two side pockets. The side pockets can hold water bottles and umbrellas. The spacious compartments and multiple pockets keep your belongings organized and easier to find. COMFORT & AESTHETICS: The ergonomically designed school backpack is equipped with breathable padded mesh shoulder straps and adjustable padded reinforcement straps, which can be comfortably hung on your back and shoulders. ALL OCCASIONS: This black backpack is an excellent companion for outdoor/indoor activities and can be easily carried with you, whether for daily use, school, commuting, weekend trips, short hikes, camping, etc.