Key Features:3L/100oz Dakine x Hydrapak® 3Dlumbar reservoir w/ quick disconnect ,High-flow Blaster bite valve w/shut-offand magnetic hose clip ,Airlite Suspension backpanel ,Breathable ergonomic shoulder strapsw/ sunglasses quick stash ,Zippered hipbelt pocket (14L ONLY),Separate cargo and hydrationcompartments ,Internal ebike spare battery storagesystem ,Padded, fleece sunglasses/phonepocket ,Internal organizer pockets ,Deployable external carry straps ,Front quick stash & compression panel ,Reflective panel and safety light attach ,DK Impact Spine protector compatible(not included) .14L:100% 450d ripstop recycled polyester (TPET) exterior ,854 cu. in. [14L] ,19 x 12 x 9\" [ 48 x 30 x 23cm] ,2.24 lbs. [ 1.0kg].10L:100% 450d ripstop recycled polyester (TPET) exterior ,610 cu. in. [10L] ,18 x 10 x 6.5\" [ 46 x 25 x 16.5cm] ,2.0 lbs. [ 0.91kg) .