Features 1、Oxford Fabric: Made with high strength Oxford fabric, this camping backpack boasts excellent tear resistant, abrasion resistant, and waterproof performance, ensuring the safety and dryness of your belongings in complex outdoor environments. Fine stitching, and smooth zippers ensure the durability of the bag, ready to withstand harsh outdoor conditions. 2、Ergonomic and Comfortable Design: Featuring an ergonomic ventilated back, adjustable chest and waist straps, and shoulder straps, this backpack effectively distributes weight, providing a snug fit and support to reduce fatigue during long hours of carrying. Ventilated mesh design and quick drying material ensure airflow on the back, reducing sweat buildup and enhancing comfort during outdoor activities. 3、Large Capacity and Multi Compartment: Equipped with main and auxiliary compartments, this hiking backpack offers various storage spaces to organize your belongings, allowing for quick and easy access. Different outdoor gear can be properly stored and easily accessed, enhancing overall loading efficiency and convenience. 4、Unique Design Backpack: This versatile backpack features a unique expandable design that allows you to adjust the size of the pack according to your needs. With a basic capacity suitable for short hikes or daily outings, the zippered expansion system easily increases the volume to handle long treks, multi day camping trips, or winter gear, making it truly versatile for various outdoor scenarios. 5、Lightweight: The outdoor backpack is lightweight. It has strong load capacity. The large capacity provides enough space for your outdoor gears when you go travelling, camping, hiking or fishing. This portable hiking backpack is easy to carry, which is suitable for men and women. Specification Item Type: Expandable Hiking Backpack Material: Oxford Fabric Weight: Approx. 521g / 18.4oz Package List 1 x Expandable Hiking Backpack