The Osprey Xenith 88L is perfect for backpacking with heavy loads for up to a week or more. The Xenith's legendary load-carrying ability keeps you comfortable throughout the journey, and interchangeable hipbelt and harness sizes plus custom molding allow anyone to dial in the perfect fit for them. Trail-focused features like hydration compatibility and Stow-on-the-Go trekking pole attachment ease your journey, every step of the way. Backed by our All Mighty Guarantee, forever.SpecsLoad Range: 40 - 70 lbs. VolumeDimensionsWeightMD5370 in3 / 88 l34.25h x 16.14w x 17.32d in.5.5 lbs.LG5614 in3 / 92 l36.22h x 16.14w x 17.32d in.5.61 lbs.XL5858 in3 / 96 l38.19h x 16.14w x 17.32d in.5.72 lbs.Fabric:Main420D High Tenacity NylonAccent210D High Tenacity NylonBottom500D Nylon PackclothKey AttributesLOAD CAPACITYIt's simple, lengthy expeditions and trips require impressive amounts of gear, but what's more impressive is how comfortably these purpose-built packs actually carry on the trail.CUSTOM MOLDINGNeed a small hipbelt and XL harness? With interchangeable sizes, that's easy. Even better, once the right hipbelt is chosen, our custom molding option provides the ultimate personalized fitACCESS AND ORGANIZATIONPrioritizing access and organization makes larger loads easy to manage. Side pockets and multiple access points provide added convenience, even in the backcountry.FeaturesFloating, removable top lid with top-and under-lid zippered pockets converts to a DayLid daypack for side trips from camp or bagging peaks. Not available outside the US and Canada.Integrated FlapJacket protects gear when top lid is removedStow-on-the-Go trekking pole attachment allows you to stow your poles in steep terrain or whenever you need your hands freeExternal hydration reservoir sleeve is easy to access when the pack is fully loaded and accommodates up to a 3L reservoirDual side zips provide easy access to gear stored in the main compartment without removing the top lidTwo zippered front pockets provide additional storage and organization optionsZippered hipbelt pockets keep snacks and smaller items close at handFront hybrid nylon/stretch mesh pocket stores rain gear for easy access when skies darken, or wet gear after the downpour stopsDual access stretch mesh side pockets store water bottles and moreDual side compression straps stabilize loads and maintain a slim pack profile when not fully packedDual ice tool attachment pointsZippered, wide-mouth sleeping bag compartment with removable dividerRemovable sleeping pad strapsSternum strap with integrated safety whistleCarry InformationSUSPENSION4mm LightWire peripheral frame (105)3.5mm LightWire peripheral frame (88, 75, 85, 70)BACKPANELAirscape BackpanelMesh-covered ridged foam allows maximum ventilation and keeps the load close to the bodyBIOFORM4 HARNESSNeoSpacer fabric provides comfortable fitBIOFORM4 CM HIPBELT