The pack for the active adventurer the vango track 25l daysack maximises ventilation and breathability through an airmesh composition and the airforce back system the airforce back system features contoured channels to enhance ventilation a pre shaped adjustable harness and hydration compatibility ensure that the pack is prepared for the toughest tracks and trailsactivitywalking hiking casual commutingadjustable back systemnocolour swatchblackfasteningzipgenderunisexhydration compat