MATERIALS 100% 450D ripstop recycled polyester (rPET) exterior DIMENSIONS 122 cubic inches [ 2L ] 10 x 7 x 3" [ 25 x 18 x 8cm ] 0.6 lbs. [ 0.3 kg ] FEATURES Breathable air mesh backpanel Two deployable side water bottle pockets Internal organization Padded, fleece-lined, zippered phone pocket External attachment straps