Larger packs extend farther from your body, which could offset your center of gravity or shift too noticeably to be comfortable while you’re running. A mid-size backpack–6 to 15 liters ...

Most running backpacks pack between two and four liters ... The pack fits 4 liters of water in a large back pouch and 20 ounces in individual soft bottles in twin pockets on the front.

"The best running backpacks have several not-too-thick ... lightweight Nike backpack won't weigh down your runs like larger bags. Still, it's plenty secure and has room for a laptop.

With six compartments too, it can hold an impressive amount. Made from ultra-light water and tear-resistant material, Lixada's running backpack is on the larger size for longer trips. Our favourite ...

just slightly larger), which our tester found extremely helpful. “My favorite thing about it was the backpack fit so well onto my back. It didn’t shift around. [It did] not affect my [running] form ...

We also recently tested the larger Allpa 42L Travel Pack ... Deuter has a high-quality array of backpacks for hiking, backpacking, trail running, mountaineering, and other activities, including ...

Love mountain running? This backpack is designed for long distance runners who need to pack their fuel and extra changes of clothes - and need a larger, but lightweight pack to run with. Made from ...