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 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 RESERVOIR INCLUDED Comes ready for riding with an Osprey Hydraulics LT reservoir and sternum strap magnetic bite valve attachment. LOW PROFILE Our lowest-volume bike packs, Katari/Kitsuma are designed for carrying essential hydration and minimal gear. RIDE STABILITY A rolled, soft-edged harness contours the shoulders for comfortable, stable on-bike carry. BODY-SPECIFIC FIT Katari/Kitsuma is designed to provide a body-specific fit to achieve maximum comfort and stability across body types. Packs designated as Women&';s are best suited for shorter, narrower, curved body types compared to packs designated as Men&';s. AIRSCAPE SUSPENSION Atilon foam framesheet enables dynamic body movement and evenly distributes load across the entire backpanel AIRSCAPE BACKPANEL Ridged air mesh-covered foam with center air channel for excellent ventilation BIOSTRETCH HARNESS Lightweight, ridged air mesh harness provides ventilated comfort, Rolled, soft-edged harness provides comfort and stability HIPBELT Removable 20 mm ride-stabilizing webbing hipbelt VOLUME 427 IN 3 / 7 L DIMENSIONS 17.3H X 6.7W X 5.7D IN. WEIGHT LBS.