The essential Quickstart 2.0 4 Liter Hydration Pack with one main back & one small storage pocket at back designed for the short to moderate road and trail running & hiking.

- Unisex One size fits most

- Adjustable sternum straps

- Moisture wicking stretch woven fabric with chafe free binding materials

- Breathable mesh shoulder straps

- 1.5 L Hydration Bladder Included

- One main zipper pocket on the back with additional smaller pocket

- Bottle pocket on the front for additional hydration

- Zippered phone pocket on the front

- Reflective hits for 360 degree visibility

- 60% Nylon, 40% Polyester

- Storage Capacity: 244 cu in/4 L