When you're riding, you don't want to think about your pack-and the generously - sized Syncro 20 has a streamlined profile ensures that you won't. With an included updated Hydraulics LT 2.5-liter reservoir, ventilated AirSpeed™ suspension and included raincover, this bike pack is the perfect option for your longest rides in desert heat or humid climates, with ample room for all your on-bike needs and then some, without bogging you down. Reservoir IncludedComes with an Osprey Hydraulics™ LT 2.5 L reservoir and sternum strap magnetic bite valve attachment. AirSpeed™ SuspensionA tensioned mesh backpanel provides the ultimate ventilated carry. Ride StabilityA bike-specific winged shoulder harness creates comfort and stability. Raincover IncludedBecause rain or shine, there's no excuse to not get a ride in. Stores in a zippered pocket at the base of the pack and made with bluesign® APPROVED fabrics and DWR treatments made without PFAS. AirSpeed™ SuspensionPeripheral LightWire frame creates a platform for a contoured tensioned mesh backpanel. AirSpeed™ Backpanel3D-tensioned breathable mesh backpanel provides extreme ventilation with a comfortable fit. Biostretch HarnessNew bike-specific shoulder strap shape provides comfort and stability,Soft breathable spacermesh contact surfaces and die-cut foam ventilation. HipbeltPadded spacermesh hipwings with webbing ErgoPull waist strap provides comfort and stability Features: Front stretch mesh pocket Scratch-free heat-embossed zippered slash pocket LidLock helmet carry Blinker light attachment Integrated removable high-visibility raincover Magnetic sternum strap for quick access to reservoir bite valve Zippered tool organization pocket Dedicated reservoir compartment with Hydraulics LT 2.5 L reservoir included Dual upper and lower side compression straps Specifications: Volume: 20.0 LitresDimensions: H 10.6 x W 10.4 x D 18.9 InchesWeight: 2.20 Pounds Fabric Mainbluesign® APPROVED, 100% recycled 100D high-tenacity nylon w/ripstop, DWR treatment made without PFAS Bottombluesign® APPROVED, 100% recycled 420D nylon, DWR treatment made without PFAS Linerbluesign® APPROVED, 100% recycled 70D nylon, DWR treatment made without PFAS Backpanel & Harness Meshbluesign® APPROVED, 100% recycled polyester Raincoverbluesign® APPROVED, 100% recycled 75D polyester, DWR treatment made without PFAS SKUs10007302 (Raven Black)10007304 (Cascade Blue)