Water-repellent, scratch-resistant, tear-resistant material, wear-resistant and scratch-resistant, no need to worry about the complex outdoor environment. The backpack is perfectly and evenly routed, and the key parts are more precise, making the whole package stronger and tear resistant. Thick buckle, high quality zipper, strong and durable, durable and exquisite workmanship. Breathable backpack system with adjustable waistband for a more stable and comfortable backpack.