Number-one Hydration Backpack with 2L Water Bladder, Hiking Water Backpack for Women Men, Lightweight Cycling Daypack with Helmet Net Bag, Reflective Hydration Pack for Biking, Running, Skiing — Open-Box, 16% Off

【Leak-proof 2L Large Hydration Bladder】: The Lightweight Water Pack with 2L food-grade, BPA-free and odorless water bladder, The upgraded opening design of the internal bladder is fully leak-proof and keeps easy filling and cleaning, ideal for outdoor activities when you want hands-free drinking

【Lightweight But Strong】: The Hydration Backpack adopts upgraded lightweight and splash resistance nylon, protect your belongs stay dry in light rain; Engineering plastic buckle with superior wear resistance, two-way zipper makes it easy to access, reliable materials improve its wear and tear resistance to ensure the pack’s life last longer

【Comfortable & Breathable & Adjustable】: This Lightweight Hydration Backpack equipped with mesh shoulder straps for air circulation, ultra-elastic 3D breathable padded back combines with adjustable shoulder strap, Minimize pressure, less tiredness, comfier, aslo provides comfort and stability for most body sizes

【Every Exquisite Detail】: Lightweight Water Backpack Crafted with a 100% food-grade material bladder, eflective strips ensure visibility in low-light conditions; with a mesh specially for helmet storage, ergonomically fits for your shoulders chest and waist, our hydration pack provides your much securities

【Multi-Function Water Backpack】: The Running Hydration Vest Backpack also can store personal belongings wallet, gadget, towel, phone, keys except the Water Bladder; a perfect choice for cycling, camping, running, hiking, music carnival, commuting

Compact Hydration Backpack: This lightweight hydration pack made of 100% Nylon features anti-tear and wear-resistant. Ultralight hydration packs only have 0.64lbs, high quality ultra light design, let you travel without pressure.