With 16 liters of room for cargo, this high-capacity pack is perfect for extra-long runs, fast-packing, and long days where you're switching between different activities on the trail. Loading up for a multisport adventure? Unzip the back of the pack, and it will expand to offer even more cargo space. The Octane has been updated with more storage on the front of the pack, so you can grab snacks, maps and other gear without breaking your stride. There are two stretch pockets on the front of the harness, along with two more secure zippered pockets on the waistbelt. Features: - The brand new Crux reservoir delivers 20% more water per sip, with an ergonomic handle for easier refilling, and an on/off lever that makes it easy to prevent leaks - CRUX(TM) Reservoir with Quicklink(TM) System - Ventilated waist belt with cargo pockets for easy access to essentials - Reflectivity for early morning or evening runs - Made with ultralight materials - Expandable design unzips for more cargo capacity - Front-facing pockets on harness for easy fuel and gear storage - Padded mesh back panel - Padded mesh waist belt with cargo pockets - Hydration capacity: 3L/100 fl oz - BPA/BPS/BPF free - Gear capacity: 13L/800 cu in - Pack weight: 450 g/0 lb 15 oz - Dimensions: 44 x 20 x 24.5 cm / 17.3 x 7.9 x 9.6 in - Fits torso: 43-53 cm/17-21 in - Fits waist/hips: 66-116 cm/26-46 in - Last Chance: Discontinued Style