At seven liters, our largest Katari bike pack comes with the 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 Key Attributes RESERVOIR INCLUDEDComes ready for riding with an Osprey Hydraulics™ LT reservoir and sternum strap magnetic bite valve attachment.LOW PROFILEComes ready for riding with an Osprey Hydraulics™ LT reservoir and sternum strap magnetic bite valve attachment. Hydraulics Quick Connect Kit sold separately.RIDE STABILITYA rolled, soft-edged harness contours the shoulders for comfortable, stable on-bike carry.BODY-SPECIFIC FITKatari/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. Carry Information 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 Specs O/S VOLUME 427 IN 3 / 7 L DIMENSIONS 18.1H X 7.5W X 6.7D IN. WEIGHT FABRIC MAIN bluesign® approved 100% recycled 100D high-tenacity bird eye nylon, DWR treatments made without PFAS BOTTOMbluesign® approved 100% recycled 100D high-tenacity bird eye nylon, DWR treatments made without PFAS