arcwares Water Resistant 40 L Hiking Backpacking Backpacks, Gray High-Quality Material: Made of high-quality rip-stop nylon fabric, this hiking backpack is water-resistant, tear-resistant, anti-scratch, and wear-resistant. It includes a rain cover stored in a small pocket under the backpack to keep your belongings dry in wet conditions Ergonomic and Comfortable Design: Features a breathable backpack and suspension system designed to adapt to the body’s movement structure. The padded shoulder straps and back help reduce fatigue during long hikes, distributing weight evenly to alleviate muscle pain Large Capacity & Multi-Compartment: Generous main compartment and multiple pockets for organized storage. Includes a spacious zipper main compartment, top pocket, two front zipper pockets, a shoe compartment, two waist zipper pockets, and two mesh side pockets. Elastic straps accommodate trekking poles, while webbing straps at the bottom hold tents and sleeping mats Unique Function Design: Equipped with reflective signs for safety, elastic fasteners for trekking sticks, and a Velcro to secure a water bag liner. Features a water pipe hole for hydration systems (hydration bladder not included) and a chest buckle designed as a survival whistle. The removable fanny pack can be converted into a daily commuter backpack Ideal Outdoor Partner: Designed with a chest buckle for stability and compression buckles to maintain shape. Reinforced at stress points for durability, with mesh pockets for water bottles and a sunglasses holder for convenience. Perfect for trekking, hiking, camping, and travel