Features:Comes with the .75L HOD eddy bottle with classic capCargo Volume: 2228 cu in (36.5 L)Total Volume: 2319 cu in (38 L)Pack Weight: 2.9 lbs (1.3 kg) with empty reservoirMaterials: 500D Cordura Fabric > 420D High Density Nylon Oxford backpanel > 15 mm EVA foam shoulder harness > 10 mm EVA foam on back panel > 10 mm EVA foam for padded laptop compartments > Nylon webbingPack Dimensions: 19.5 in x 16.5 in x 12 in (495 mm x 420 mm x 305 mm)