GREGORY WOMEN'S SWIFT 30L DAYPACK HIKING BACKPACK WITH 3L HYDRO PACK NEW WITH TAGS Features Quick-drying, quick-release 3D Hydro reservoir holds 3 liters and eliminates the need for a bulky, hard-to-reach water bottle; it features an integrated drying hanger Dedicated hydration sleeve with SpeedClip mounting system lets you pack the reservoir with 1-handed, snap-and-go ease; it stabilizes the weight in the center of your back Magnetic sternum strap allows for easy, 1-handed buckle action; it features integrated magnetic linkage for the reservoir's DryLock bite valve Padded, women-specific hipbelt and shoulder harness feature ventilated air-mesh for all-day comfort; mesh-encapsulated, ventilated back panel helps keep you cool and dry Load lifters on the shoulder straps let you adjust the fit to ride close to your back and keep the pack stable Exterior stretch and accessory pockets keep track of snacks and small items for easy access; zippered, quick-access pocket has padded, soft-touch lining Trekking-pole attachment system; dual side compression straps; comfort-grip molded zipper pulls