The Dakine Syncline 12L Hydration Backpack is sized for everyday riding. The 12-litre pack has just the right amount of storage space for essential tools, snacks and layers plus a lumbar reservoir that keeps the load low and stable. Dakine\'s proven Air Flow back panel and shoulder strap designs deliver breathable comfort.Dakine Syncline 12L Hydration Backpack Features3L / 100oz Dakine x Hydrapak® 3D lumbar reservoir w/ quick disconnectHigh-flow Blaster bite valve w/shut-off and magnetic hose clipBreathable Air Flow back panel and shoulder strapsDK Impact CE-certified Spine protector compatible (not included)Front helmet attachment loopsDeployable armour carry strapsFleece-lined sunglass pocketMesh side pocketInternal organizer pocketsSafety light attachmentIntegrated rescue whistleDakine Syncline 12L Hydration Backpack SpecificationsVolume: 732 cubic inches (12L)Dimension: 20 x 9 x 6 (51 x 23 x 15cm)Weight: 1.6 lbs. (.7kg)100% 450D ripstop recycled polyester (rPET) exterior\"