OYOUYI Hydration Pack Backpack Upgrade Backpack for Hiking Running Vest Climbing Lightweight Marathon Hydration Water Backpack with Water Bladder 2L Black

?Are you troubled by the heavy burden of outdoor sports Our water backpack only 0.55lbs,Super lightweight has a capacity of 5L, and comes with a 2L water bag.Take it out when you run, hike, cycle, and even to amusement parks. It's comfortable and provides you with much needed hydration on demand. ?Specifications---Hydration Pack Materials: polyester fabric,resistant to abrasion,wear and tear Design: with reflective strips in the back and on the shoulder straps increase night-time visibility and better safety. Recommended Phone Size: 6 inches Use For:Trail Running,Road Running,Night Running,Cycling,Hiking, Climbing ?Specifications---2L Hydrtion Bladder Materials: BPA- Free.It's pressure-tolerant,durable and leakproof. Size:15.4×7×0.2 inches Heat resistant 50? / Cool resistant -20?. Recommended for room temperature water. It's complete with a lightweight, durable, kink-free sip tube and push-lock cushioned bite valve. The large 2-inch (5 cm) opening for ice makes cleaning easy.