For the active end user who needs a versatile pack for varied use. Makes a great bike pack. * Product Material: Dual Density Ripstop Nylon * Product Weight: 2.40 lbs. * Dual density ripstop nylon * AirZone breathable back * Front stash pocket * Full zip entry * Internal organizer * Raincover included * Sternum strap w/ whistle * hydration compatible * light attachment loop