A monster backpack like this is just begging to be taken on an equally sized adventure, whether it be the Appalachian, Great Himalayan, Machu Picchu, or anywhere in between. The biggest all season backpack in its line, the Baltoro 85 has all the necessary capacity along with the always adapting comfort of Response A3 suspension.. . This product will be shipped directly from Gregory and will leave their warehouse in 2 3 business days. Eligible for ground shipping only. Vented formed back panel features LifeSpan foam silicone lumbar grip zone. LumbarTune removable 10mm insert offers user customizable contouring for a precise backpanel fit. QuickSwap 3D interchangeable pre curved LifeSpan EVA foam harness hipbelt in multiple sizes to precisely fit each body. SideKick ultra light, removable daypack doubles as hanging reservoir sleeve. Included removable raincover stowes in its own zippered pocket. Top loading design with front U zip panel access. Double Barrel lid design with dual zippered pockets on top and security pocket underneath. SideWinder stowable ergonomic bottle holster. WeatherShield PU coated hipbelt accessory pocket with YKK AquaGuardAR zipper. Girth hitched compression MultiStraps on bottom double as hipbelt for SideKick daypack. Dual ice axe loops and upper shock locks for ice tool and trekking pole attachment. Twin side mounted zippered gear pockets. Stretch mesh water bottletrail stash pocket. External access sleeping bag compartment with removable internal divider. Comfort Zone 60 LBS.