The Maven 58 was built light with superior comfort for goal-oriented thru-hikers. Sized and fitted for women, the Maven 58 features the FreeFloat hip belt that flexes with you independent of the pack frame, so you use less energy while you hike. The Air-Cushion Mesh back panel is made of over 90% air, keeping you cool while you grind it out. Keep your essentials close with the on-the-go pocket, built for your Garmin inReach, sunglasses and snacks. A full length side-loading zipper keeps you organized while the zippered bottom sleeping bag compartment with removable divider keeps everything where it should be. FreeFloat dynamic hipbelt flex panels that move with the natural movements of your body Adjustable torso length with AirCushion mesh backpanel that provides breathable, padded comfort 3D comfort cradle adjustable hipbelt with 3D construction for hotspot free, body-hugging comfort Perforated dual density shoulder harness with sternum strap and hose clip On-The-Go shoulder strap pocket designed for the GarminA(R) inReachA(R), your favorite trail snack, or sunglasses Perimeter alloy frame and fiberglass anti-barreling cross-stay for stable load management and torsional flexibility Full length side-loading access zipper for easy unloading and gear organization Internal hydration sleeve with SpeedClip hydration hanger compatible with Gregory&';s 3D Hydro reservoir (reservoir not included) Floating top pocket with large zippered compartment and an underside zippered pocket, reflective attachment points and key clip Dual side stretch mesh pockets, one with side trail access and pass through for over or under compression Front oversized stretch mesh pocket with secure buckle closure Quick-pull drawcord closure and top webbing compression Zippered bottom sleeping bag compartment with removable divider Custom molded attachment loop and upper shock lock for trekking poles or an ice axe Comfort-grip molded zipper pulls and molded webbing keepers for strap management GarminA(R) inReachA(R) not included Specifications Activity Backpacking Product Dimensions 27.2in H x 13.8in L x 10.6in W Weight 3.50lbs Volume 58L Max Carry Weight 50lbs Main Body Access Top / Bottom / Side-Zipper Fits Torso 14" - 17" Fits Hips/Waist 24" - 46" Internal Frame Yes Frame Type Perimeter wire Number of External Pockets 6 Closure Type Drawcord / Zipper Hydration Compatible Yes Hip Belt Included Yes Hip Belt Pockets Yes Sleeping Bag Compartment Yes Materials Frame Materials Alloy Steel Fiberglass anti-barreling cross stay HDPE External Material 100% Nylon Pack Body 100D High Density Nylon / 210D High Density Nylon with C0 DWR: Designed without PFAS Pack Bottom 300D 40% Recycled Nylon Ripstop with C0 DWR: Designed without PFAS Lining 40% Post-Consumer Recycled 135D Polyester with C0 DWR: Designed without PFAS Suspension Lifespan EVA Foam AirCushion Mesh