Heavy-duty screen type mesh and 420D nylon * Outside pocket with hook and loop closure, 2 inside zippered pockets, full length side zipper entry * Top and side carry handles, locking draw string closure with a top flap * Adjustable, padded backpack straps are ergonomically curved for a comfortable fit * 27" x 14" x 14", Capacity 4,156in3, Total weight is 1.2lbs