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 inÿ³ (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.