Osprey Women's Kitsuma 7 Liter Hydration Pack - At seven liters, our largest Kitsuma bike pack comes with a next-gen 2.5-liter Hydraulics reservoir to keep you hydrated on your longer rides and enough storage to pack snacks, tools and an extra lightweight layer on your next all mountain or trail ride. Still minimal and streamlined, it offers a little more flexibility for gear without getting bulky. Features: 17.3H X 6.7W X 5.7D IN External reservoir sleeve with included Hydraulics LT 2.5 L reservoir Blinker light attachment Magnetic sternum strap bite valve attachment External zippered scratch-free heat-embossed slash pocket Front panel vertical zip compartment with tool organization Dual stretch mesh side pockets Key Attributes: Resvoir Included - Comes ready for riding with an Osprey Hydraulics LT reservoir and sternum strap magnetic bite valve attachment. Ride Stability - A rolled, soft-edged harness contours the shoulders for comfortable, stable on-bike carry. Low Profile - Our lowest-volume bike packs, Katari/Kitsuma are designed for carrying essential hydration and minimal gear.