The North Face?? 31L Royal Arch Backpack NF0A8EZU400D 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