Offering 16 liters of cavernous storage and a three liter hydration reservoir, the Fox Racing Portage Hydration Backpack effortlessly carries all of your tools, riding snacks, extra layers, and water needed to complete epic loops with thousands of feet of climbing and technical stretches. The reservoir's large opening allows for easy filling and cleaning, with a 45 angle bite valve for quick drinking and an onoff valve to prevent it from dripping. The pack's separate tool compartment houses multi tools, wrenches, and a compact pump or CO2 inflator, so you're never stranded with a mechanical miles from the nearest road. Hip belt pockets are handy for stashing away trail snacks, energy gels, and other must haves within quick reach. Plus, there's a fleece lined sunglassesmedia pocket for keeping your favorite shades and smartphonemedia player. Other functional features include an EVA molded back panel with airflow channels for a cool, sweat free feel and mesh shoulder straps for comfortable support without overheating.