Gregory Kalmia 50 Backpack | Travel Backpack | Engineered for stable, responsive support, the ventilated FreeFloat 360 suspension delivers unprecedented comfort and dynamic fit. Combined with recycled nylon and odor-reducing fabric technology, the Kalmia 50 is ready for wherever adventure takes you.FreeFloat 360 ventilated backpanel with dynamic flex panels and auto rotating shoulder straps that move with the natural movements of your bodyMoisture wicking ventilated backpanel with Polygiene® Stays Fresh Technology - an odor control airmesh treatment that inhibits the growth of odor causing bacteriaAdjustable shoulder harnesses and torso length plus customizable women's fit hipbelt and 3D Comfort Cradle for hotspot free, body-hugging comfort Auto-rotating, dual density women's fit shoulder harness with sternum strap featuring integrated safety whistle and hydration clipPerimeter alloy frame and fiberglass anti-barreling cross-stay for stable load managementFull length side-loading access zipper for easy unloading and gear organizationOversized front zippered compartment with mesh divider to keep items in orderSunglass QuickStow system on shoulder harness for quick, secure and scratch-free access to your shadesInternal hydration sleeve with SpeedClip hydration hanger compatible with Gregory's 3D Hydro Trek Reservoir (reservoir not included) Floating top pocket with large zippered compartment, small quick access pocket and an underside zippered pocket, reflective attachment points and key clipSideWinder bottle holster for one-handed on-the-go water bottle access - tucks away when not in useSide stretch mesh pocket with pass through for over-or-under compressionFront oversized stretch mesh pocket with secure buckle closureQuick-pull drawcord closure and top webbing compressionZippered bottom sleeping bag compartment with removable dividerAdjustable attachment loops and upper shock locks for trekking poles or ice axe Custom ComfortGrip molded zipper pulls and molded webbing keepers for strap management NANO CONNECT - Included interior toggles to connect Nano 14 DaypackBy using recycled fabrics, this pack’s carbon footprint is reduced by 27% compared to a conventional nylon pack. The equivalent to 88 miles (142 km) driven; you can offset that amount by walking, biking, or car sharing instead of driving solo• Weight: 4.36 lbs.Body Dimensions: 28.7" x 16.1" x 12.6"Overall Dimensions: 28.7" x 16.1" x 12.6"