Wear comfortable fit】Running hydration vest, chest buckle can be adjusted, fit the torso, meet different body types, light weight and breathable, do not add extra weight to the exercise. Suitable for running, cycling, hiking, cross-country, marathon, skiing and other outdoor sports.
【Complimentary 3L water bag】Free hands, drink water without one hand to ensure riding safety; Backpack capacity 25L, large capacity, can be placed on lightweight clothes, fitness towels, raincoats, gloves or other small outdoor tools.
【New upgrade】900D anti-splash Oxford cloth, anti-tear, high wear resistance, protect the contents of the bag; Smooth zipper for easy access...
Hydration Backpack with Bladder 3L ,Functional Hydration Vest Pack for Unisex ,Lightweight Running Backpack,Outdoor Sports Trail Racing Marathon Hiking ,Breathable & Adjustable