A multi-sport workhorse, the CamelBak® Octane™ 10 2L Hydration Pack offers a compressible 8L of gear capacity in addition to the 2L Crux™ water reservoir. Dual sternum straps offer a variety of adjustments to keep this hydration backpack tight whether you're running, biking, hiking, or even commuting. Front-accessible pockets on the harness are perfectly sized for Quick Stow™ flasks for additional water, but are also handy for any number of other easy-access uses. The stretch overflow pocket on the Octane 10 is perfect for keeping extra layers, and the breathable back panel and harness are ventilated to keep you cool. This CamelBak pack even offers trekking pole attachments, and it weighs only 13 oz. when empty. Fits chest sizes 26"–46" and torso lengths 17"–21". 16.5"H x 11.8"W x 7.7"D.