Stores essential items for long-distance runs with ample pocket space of various sizes in front, and a 5L compartment in back that's compatible with a water reservoir up to 3.0L (sold separately). Features stretchy, breathable mesh fabric to provide a snug and secure fit around the body, while the rear drawcord holds the pack closer to the body and stabilizes the contents.

Highly breathable 3D Mesh shoulder harness and back panel
Sternum straps (3) deliver a secure and adjustable fit
Front bottle pockets (2) with drawcords keep hydration close and secure
Front mid-size mesh pockets (2) hold a phone and other small items
Wide, front mesh pockets (2) provide easy access to food, gels and other items
Side pockets (2) with drawcords hold additional bottles
Rear 5L zippered compartment holds rainwear, spare clothes, or other items
Draw cord for stabilizing pack contents
Compatible with a Trail Water Pack up to 2L
Reflective tabs on shoulder straps increases visibility and hold down a hydration pack tube
Capacity: 3 L / 0.8 gal
Chest size range: S (30 - 34 in / 77 -86cm), M (34 - 38 in / 86 - 96 cm), L ( 38 - 42 in / 96 - 107 cm)