About This LEAKPROOF 2L WATER BLADDER: Stay hydrated without breaking your stride. This hydration backpack includes a BPA-free 2L water bladder featuring high-flow bite valve for quick access to water, making it perfect for long-distance running, cycling, or intense mountain hiking SMART ACCESSIBLE STORAGE: Keep your essentials within reach using multiple front pockets and D-rings. Designed to hold your phone, keys, and snacks without adding bulk, this water backpack ensures you stay focused on your performance and pace BOUNCE-FREE ERGONOMIC FIT: Experience maximum comfort with a vest-style design that eliminates shifting. The front zipper and adjustable side straps provide a secure, locked-in feel, preventing chafing during marathons or high-speed biking BREATHABLE & ADJUSTABLE COMFORT: Stay cool and dry during high-intensity workouts. The breathable 3D air-mesh panels enhance airflow and comfort, while the adjustable fit is designed for most small to medium body types for maximum comfort RUGGED & REFLECTIVE DESIGN: Crafted from durable waterproof and scratch-resistant Oxford fabric, this hiking backpack is built for the elements. High-visibility reflective strips enhance safety during night runs or early morning treks, ensuring durability and protection in any environment Overview Brand : RAINSMORE Color : Camouflage Material : Oxford Fabric Sport : Running, Hiking, Cycling Item Weight : 0.56 Kilograms