Outdoor Hiking Running Water Backpack Cycling Bicycle Trail Running With 2L Water Bladder Hydration Vest Backpack

• 【Ergonomic and comfortable design】 This Hiking Backpack Water Bladder Vest Kit aligns your back while gently protecting your muscles. The ventilated mesh cover keeps your back cool by maintaining air circulation, preventing discomfort due to accumulated heat, and providing excellent air circulation and breathability.
• 【Lightweight & Comfortable】 Made of high-quality nylon, more durable use. A breathable air back panel keeps your back cool, adjustable chest strap with whistle and waist strap perfectly fit your body. This hydration backpack is super comfortable, breathable, lightweight, compact, and low-profile, you won’t get any burden in running or cycling. The waist size is up to 50inch.
• 【2L Leak-proof Water Bladder】A switch valve and a cover cap make double leak-proof. Hands-free hydration hose with suck mouthpiece, gently biting to get the liquid to flow. The large opening makes it easy to add ice cubes, clean and dry. With this BPA-Free, taste-free, and odorless hydration bladder, you can keep hydrated and active all day throughout your adventure.
• 【Security and multiple storages】 Reflective trim for nighttime safety and strap clips to keep extra straps safe. There are also two large pockets and two small pockets on the front of the bag. You can put gel / soft candy / paper towel / towel / mobile phone / key etc. in the front pocket. Quick and easy access even if you sweat.
• 【Wide range of applications】 This hydration pack is specially designed for road cycling, running, hiking, compact construction, small size, backlight and stability, with less wind resistance. An ideal choice for men, women and children. It does not move around or bounce. For cycling, hiking, running, skiing, cycling, mountaineering, hunting, racing and training.