Features plenty of space for trail riding essentails and an Aircomfort FlexLite Back System for even load distribution.Accessory features include a bike pump sleeve, safety light loop, and 3M reflectors at the front, sides and backMesh straps and hip fins provide cooling airflowTwo zipped front pockets, front mesh pocket for jacket or helmet, and side compression straps keeps gear secureHose clip in shoulder strap and a hose exit port at top of bag for easy hydration on the goIncludes 3-liter reservoirMaterial: Deuter-Super-Polytex \ Deuter-Ripstop 210Weight: 990gDimensions: 17 x 10 x 7"Item SpecificationsColorTurquoisTotal Volume488in3Ounces100fl oz