Maelstrom hiking backpack is characterized by its lightweight, comfortable, and durable design, offering balanced weight distribution and ample storage space for long-distance trekking From the manufacturer Main Pocket Hiking backpack is designed to hold a water reservoir, making it convenient for outdoor trips and easy hydration on the go.( water bladder is not inclueded ) includes rain cover The bottom pocket of the hiking backpack includes a rain cover, perfect for use during heavy rain to keep your gear dry. lightweight The hiking backpack is lightweight, making travel and hiking effortless and burden-free. Elasticized front straps Elastic straps are designed to quickly secure lightweight and flexible items such as jackets, picnic mats, etc. for quick access without opening the pack. Adjustable bottom strap Bottom straps are commonly used to secure large or irregularly shaped items such as tents, sleeping bags, waterproof pads, tripods, etc. Fixed trekking poles Straps for Fixing Trekking Poles Spacious And Organized Storage Space: The large capacity hiking backpack measures about 13.4*8.6*22" (W*H*D), capacity: 40 liters. lightweight backpack is equipped with a spacious backpack with zippered main compartment, 2 front zippered pockets, 2 waist zippered pockets, 2 side pockets and 2 mesh pockets, which can efficiently store and categorize different items High-Quality Fabric:daypack backpacks is made of high-quality nylon fabric, which is waterproof, tear-resistant, scratch-resistant, wear-resistant and so on; in addition, the bottom pocket comes with an extra rain cover pocket with a transparent silver reflective logo, preventing water and dust from getting into the backpack, protecting your valuables from heavy rain and keeping them dry Unique Functional Design:The