• Polyester fabric construction • Large main compartment – top loading with drawstring closure and top lid • Top lid zip compartment • Expandable front compartment has mesh sides with hook & loop / compress closure • Front zip pocket • Two side bottle pockets • Padded shoulder straps, waist strap, and back • Adjustable sternum strap • Top and Bottom adjustment on shoulder straps • Front, Side, and bottom compression straps • Main compartment is Hydration bag compatible • 2 outer axe loops • 2 front Polyester webbing loop strips for attaching extra gear • 2 external shock cord loops • Poly webbing on shoulder straps • Elastic loop and integrated emergency whistle on sternum strap • Top grab-handle / hanging loop • Heavy duty webbing loops on both waist straps • Top sleeping pad straps • Raincover in bottom zip pocket • Capacity: 50L