The Osprey Variant 52 is enhanced by mountain guides, professional alpinists and weekend warriors, the new Osprey Variant 52 Backpack is designed for alpine climbing and expedition mountaineering pursuits. The streamlined feature set, that is specific to climbing needs, targets fit and versatility with a removable 3D contoured EVA hipbelt with tool loops, and a removable HDPE framesheet with aluminum tubing framework. A crampon shield compression pocket keeps those awkward to carry sharp pointy things out of the way, while side compression/ski straps provides a place to stash your planks. Additional performance logic includes a front pocket with water resistant zipper, sternum strap whistle, removable top pocket with spindrift collar, wand pockets, and hyper -comfort Thermoformed backpanel, A hydration sleeve and ice tool attachments stow alpine necessities. Variant 52 Features: Material: Matrix 4200 Nylon, 2100 Cordura NylonRemovable 3D contoured EVA hipbelt with tool loops, Removable HDPE framesheet with aluminum tubing frameworkCrampon shield compression pocketFront pocket with water resistant zipperSternum strap whistleRemovable top pocket with spindrift collarWand pocketsThermoformed backpanelSide compression with ski strapsHydration sleeveIce tool attachmentsReflective logoing3 point haul loopsAdjustable front tool handle tieoffsVolumes and Weights US and International weight and volume specifications. Size cu. in. liter lbs/oz kg. S 3000 49 3/9 1.62 M 3200 52 3/12 1.70 L 3400 55 3/15 1.79 Important Ordering Information: Stock levels may be as of previous business day. Please call us at 1-800-538-3604 for a current stock check.