CamelBak: Designed clean and compact without sacrificing storage, The Helena™ 20 walks into every adventure with 20 liters total capacity and a 2.5L Crux™ Reservoir for all day hydration. Room for extra layers, an organized pocket for essentials, and a load bearing waist belt for stability. Side stretch pockets stow an extra bottle for back-up hydration. Shed extra layers into a stretchy overflow compartment and pile on additional gear with external attachment points - no repacking necessary. Women's specific fit and partially made with post-consumer recycled materials.FEATURESBreathable Air Mesh: For lightweight comfort and air flowCargo Compression: Keep gear close to your body for better balance and increased stabilityEssentials Org Pockets: Keeps your small essentials organized and secureLoad Bearing Hip Belt with Cargo: Transfers weight to hips and offers additional storageRemoveable Sternum Strap: Offers a range of adjustments for a custom fit and increased stabilitySide Stretch Pocket: Expands for extra water bottle or essentialsSecure Zippered Pocket: Keep essentials safe and easy to access.Stretch Overflow Pocket: Quickly stash or shed an extra layerWomen's Specific Fit: Torso length and harness shape designed to comfortably fit a  woman's frameTube Trap Management: Keeps your tube secure and accessible when you need itMade with Sustainable and Ultra Light Materials SPECIFICATIONSCOLLECTION: HIKEACTIVITY: PACKSUSER: Women'sHYDRATION CAPACITY: 85 ozHYDRATION TYPE: Crux 85 oz Reservoir, BasicBPA/BPS/BPF FREE: YesQUICK LINK DISCONNECT: NoGEAR CAPACITY: 17.5L/1050 cu inPACK WEIGHT: 690g/1lb 8ozDIMENSIONS: 47 x 26 x 25 cmFITS TORSO: 38-48cm/15-19 inBACK PANEL: N/ANUMBER OF EXTERIOR POCKETS: 6