Feature(may vary by option.)

●COMPASS IMPROVEMENT: Adjustable chest strap, sliding up and down, no strangulation during running. Combined with a belt to keep the backpack snug, it will not move when you workout.
●Sufficient capacity: 1 separate compartment for water bladder, 1 cell phone compartment, 2 hip pockets. Small volume, large capacity, easy to pack for athletes.
●Innovative breakthrough: the back padding uses the "Air Flow" design concept, combined with the principle of "ergonomics". Suitable for cycling, running, mountaineering, hiking, camping, skiing and other outdoor sports.
●ECO-FRIENDLY WATER BAG: You dont have to worry about water leakage, 3mm thickened edge folded, after 80kg pressure test, will not leak. 2L water bag, food grade materials, BPA free, no smell, higher than European standard.
●Brand History: Zelnff was founded in Europe and focuses on both areas of "fashion" and "sport". If there is any dissatisfaction, please feel free to contact us, we will meet your after-sales requirements.

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Description

Hydration Backpack Trail Hydration Vest Hydration Pack Cycling Backpack for Running, Camping, Hiking, Marathon with 1.5L Hydration Bladder