Hydro 2L Reservoir Size:One Size and a convenient key hook

and a convenient key hook so you can keep your essentials close and ready

Vibram® outsole for traction in all weather and temperature conditions

odor-causing bacteria

Adjustable Support Track foot brace system with contoured rubber and extra padding provides a secure grip and added control

Hydro 2L Reservoir Size:One Size and a convenient key hookA simple way to never be without water, the Hydro 2L Reservoir takes the struggle out of using a hydration reservoir. Simply unscrew the leak proof cap, just like your favorite water bottle, and easily fill with water thanks to the EasyGrip handle. The SpeedClip backpack connection allows you to secure it into your pack with one hand, and the included magnetic bite valve keeps access to water conveniently on your packs sternum strap. Features Easy