Ogio Baja 2L Hydration Pack The Ogio Baja 2L Hydration Pack houses two liters of water. Its chest harness system, designed centrally for rapid attachment, effortlessly preserves arm mobility for easily popping on and off. Features: Insulated bladder compartment 150D TPE backed mini honeycomb rip stop 420Hd oxford nylon with PU backing 70oz (2 liter) Ogio bladder made from BPA-free polyurethane film protected by Microban antimicrobial technology 6 liters of additional storage Fully adjustable chest harness system 16.25 H x 10 W x 5 D