The most important thing you can pack for a long outdoor trek is water, which is why hydration packs are an ideal accessory. But trying to suck water through a long hose when you’re exhausted, well, ...

Geigerrig’s Hydration Pack bladder, which comes standard in the brand’s hiking and biking packs (from $90), can be pressurized with a simple pump, so you can ...

Whether you’re running, walking or hiking, it’s important to bring plenty of water when you exercise to stay hydrated. Water bottles are a good solution for short runs, but their capacities are ...