Gregory Zulu 65L Backpack Empire Blue Medium/Large. Lower profile cargo compartments improve balance while a new front stretch pocket makes it easier to grab and stash gear on the go. Meanwhile we added new fabrics and reinforcements to increase durability and we flipped the U-zipper main access panel upside down for easier packing and unloading.The Zulu 65 is an all-conditions chameleon providing exceptional ventilation solid support and deceptively generous space in the summer and improved breathability and balance for high-output winter trekking. With 65 liters of space and an adaptable feature set it can handle all the gear you need for three nights of January snow camping and a week's worth or more in the middle of September. Specifications for Gregory Zulu 65L Backpack: Manufacturer: Gregory Gender: Unisex Maximum Loading Weight: 40 lb Weight: 3.7 lb Pack Application: Backpacking Pack Type: Multi-Day Pack Body Material: 210D Nylon Hydration Compatible: Yes - Bladder Not Included Fabric/Material: 210D Nylon/200D Embossed Polyester Age Group: Adults Pack Loading: Top Features of Gregory Zulu 65L Backpack FreeFloat ventilated suspension featuring the 3D comfort cradle hipbelt with dynamic flex panels that move with the natural movements of your body Adjustable torso length with open-air ventilated backpanel with moisture wicking mesh 3D comfort cradle hipbelt with 3D construction for hotspot free body-hugging comfort Die-cut shoulder harness with sternum strap featuring integrated safety whistle and hydration clip Perimeter alloy frame and fiberglass anti-barreling cross-stay for stable load management Raincover included with dedicated zippered pocket under top lid for added organization Sunglass QuickStow system on shoulder harness for quick secure and scratch-free access to your shades Front U-Zip opening for easy access to the main compartment without removing the top pocket Hydration sleeve with SpeedClip hydration hanger compatible with Gregory's 3D Hydro reservoir (reservoir not included) Floating top pocket with zippered compartment and an underside zippered pocket reflective attachment points and key clip Dual side stretch mesh pockets with side trail access with pass-through for over or under compression Front stretch mesh pocket with secure buckle closure Zippered bottom sleeping bag compartment with removable divider Adjustable attachment loop and upper shock lock for trekking poles or an ice axe Custom comfort-grip molded zipper pulls and molded webbing keepers for strap management Package Contents: Gregory Zulu 65L Backpack Gregory 111594-7411: Zulu 65L Backpack Empire Blue Medium/Large Gregory 111595-7416: Zulu 65L Backpack Ozone Black Small/Medium Gregory 111594-7416: Zulu 65L Backpack Ozone Black Medium/Large Gregory 111594-7411: Zulu 65L Backpack Empire Blue Medium/Large