Whether you’re training for a marathon, tackling your first ultra, or heading for a day out on the trails, a hydration pack can help you carry all the essentials you need in one place.

The Osprey Skarab 18 and the Osprey Skimmer 16 are our favorite hydration packs for half-day hikes. Though Osprey designates the Skarab as a men’s pack and the Skimmer as a women’s pack ...

“Women are often expected to juggle multiple roles and be everything to everyone, which is why I wanted to create a hydration drink ... and $14.99 for an eight pack.