Learn more› By Jenni Gritters A hydration pack—that is, a backpack with a built-in water reservoir—makes it easier to stay hydrated on the trail. After eight years of testing, we still ...

Browse 310+ hydration backpack stock illustrations and vector graphics available royalty-free, or search for hydration backpack runner to find more great stock images and vector art. Female student ...

Wearing a hydration pack–usually a vest or small backpack with holsters for water bottles, a large reservoir, or both–ensures you stay hydrated on long runs and lets you sip without losing ...