• 5L Capacity And Multiple Storages: 5L Hydration vest with multi-pocket design. An individual bladder compartment for your 1.5L bladder, a separate large main zippered pocket for storage your towel, snacks,jacket etc.The 2 stretch pockets on the front straps can store 500ML water bottle. There's also a zippered pocket for your cell phone exclusively, and various pockets for nutrition, running gear and other running essentials. Carry all your essentials effortlessly with the running water vest.
• Ultra Lightweight Design：High-quality nylon material and ultra-lightweight design make it more comfortable to drive. The Semsty running backpack weighs only 195 grams / 0.43 lbs. The size of the hydration pack is 42cm*21.5cm/16.5 in*8.5 in. You don’t even notice there is a running vest on your back. Enjoy ultimate comfort with the running water vest's lightweight and breathable fabric, keeping you cool and dry, allowing for extended wear while running without discomfort.
• Ergonomic Adjustable Fit:Semsty hydration running vest adjustable strap design for easy adjustment and outstanding stability, reduces bounce and ensures a great fit while running. The hiking backpack water bladder vest's adjustable straps tighten from the shoulders to the waist to give the hydration vest backpack a better fit, reduce sway in motion, and distribute the weight of the 1.5L hydration bladder. Smooth chest snaps that turn diagonally without snagging.
• Breathable And Sweatproof: Experience ultimate comfort with this running pack, made from breathable, sweatproof mesh and nylon. Semsty 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.
• Contain Water Bladder: Semsty water vest for running with 1.5L water reservoir. The bladder is BPA-free and anti-leak guaranteed. Stay hydrated in any time without taking an extra water bottle. Convenient and frees up your hands;If you have any problems, please reach out to us, we will reply within 24hrs. (We provide replacement services for quality problems within 1 year and lifetime customer service)