400D 100% recycled nylon with non-PFC durable water-repellent (DWR) finish,360-degree reflectivity enhances visibility,Exterior daisy chain webbing,The FlexVent suspension system with a flexible yoke built from custom injection-molded shoulder straps, an unbelievably comfortable, padded back panel; and a highly breathable lumbar panel,Front compartment has interior organization with secure-zip pockets and padded tablet sleeve,Exterior, fleece-lined pocket,Two water bottle pockets with quick-draw smartphone access on one side,Two exterior J-zip pockets, one fleece lined,Comfortable padded top grab handle,Average weight: 2 lbs. 12 oz. (1,260 g),Volume: 1,892 inA (31 liters),Laptop sleeve: 15"h x 11.5"w; fits most 16" laptops,Dimensions: 20"h x 12"w x 7"d,Note: Bags not intended for use by children 12 and under.**