The Osprey Syncro hydration pack delivers everything that's ever been expected from a top-tier bike pack plus an AirSpeed back panel that transfers weight to the hips. When you're riding, you don't want to think about your pack, and the Syncro streamlined profile does exactly that no matter how you pedal. The Syncro delivers maximum ventilation and hydration. It's the perfect option for desert heat or inescapably humid climes.Airspeed Tensioned back panel reduces sweating, LightWire frame takes the weight off your shoulders and transfers it to your hips to provide stable, comfortable and ventilated carryOsprey's Winged harness wraps the upper shoulders to for added stability and keeps the pack comfortably close to your bodyThe integrated high-visibility rain cover keeps your pack and gear dry on your ride from start to finish.Front stretch mesh pocketScratch-free heat-embossed zippered slash pocketMagnetic sternum strap for quick access to reservoir bite valveDedicated reservoir compartment with Hydraulics LT 2.5LBiostretch Harness is a bike-specific winged shoulder strap shape provides comfort and stability with soft, breathable spacermesh contact surfaces and die-cut foam ventilationWARNING! High Energy Magnet Could affect the function of electronic instruments like pacemakers or avalanche beacons Swallowing hazard. Not for use by children under four years old. See Osprey Hydraulics Owner s Manual for more informationItem SpecificationsColorTruffle BrownDefined ColorBrownGender/AgeMen'sReservoir IncludedYes Osprey Syncro Men's Hydration Pack Hydration Packs UPC: 810165745278