Ripcord hydration pack * Product Material: 420D POLYESTER OXFORD PU 2X * Product Weight: 1.90 lbs. * Full size hydration pack * Comes with 2 liter cyclone bladder * Deluxe padded back with airway collong system * Adundant reflective safety piping * Double release fron compression bib * Easy access music compartment iwht rubber headphone port * Removable clear zippered id/credit card pouch * Removable hose clip can attache to either side * 18"x8"