REI Co-op

Features

1. Runner-tested to ensure the compression fit stays snug—and prevents sloshing—while you run
2. Adjustable torso straps dial in the fit
3. Shoulder compression cords snug down the load on the fly
4. Includes a HydraPak 1.5-liter Elite™ reservoir with high-flow Blaster™ bite valve that self-seals after each sip and twists on/off to prevent leaks when not in use
5. Breathable mesh back and straps help you stay cool
6. Zippered main pocket holds reservoir and essential running gear; interior mesh slip pocket with key holder
7. Exterior stretch mesh pocket holds extra clothing for easy access
8. 4 stretch mesh chest pockets are bottle compatible (bottles not included)
9. Lash points for strapping on extra gear like trekking poles; web keepers and tuck pockets help with strap management
10. Machine wash cold separately, gentle cycle; line dry upside down; washing in mesh laundry bag is recommended
11. Product meets the bluesign criteria
12. REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon credits