* Design to carry: 2-3L water reservior, harness pocket, expandable cargo compartment,extra layers, Ultra-light weather protection, food, head lamp, trail maps, compass, trekking poles
* Air Channel back panel with breathable mesh enhances ventilation by keeping air flowing across the back
*Main compartment holds lunch or gear with a center zip expansion for additional cargo
*Contoured, softly padded shoulder straps
*Reflective accents enhance visibility in low light
* Use for outdoor activies such as one day hiking; running; bicycling etc.
* Total capacity : 21 L ( open ); closed (16L)
* Weight : 450g