Multi-day alpine traverses and grand backpacking loop trips define the uses of the reBuilt, lightweight Osprey Ariel 65 Girl's backpack. State-of-the-art durable materials, custom fit Choices Built for a Girl's specific fit, and innovative, practical features combine to create the superior fit and function of this surprisingly affordable pack. In fact, Backpacker magazine's 2006 Gear Guide edition recommends it as a Best Buy.The IsoForm hipbelt is custom moldable, using heat to warm the belt in preparation for achieving an exact fit. These hipbelts come in four Girl's specific sizes. Furthermore, the Isoform shoulder harness is available in four sizes, also contoured to fit Girl best. The pack to body surface of both the hipbelt and shoulder harness are entirely seamless, reducing the chance of pressure points developing. The AirScape suspension is a carefully assembled sandwich consisting of an internal framesheet with single aluminum stay, ventilated rubber foam backpanel, and peripheral 7075 AL rods. The Osprey Ariel 65 backpack features two dual access stretch woven side pockets for cramming all sorts of necessities within easy reach, and Great for one liter bottles. Other great features include a zippered sleeping bag compartment, option to convert the top pocket and hipbelt into a fanny pack, and an internal backpanel hydration pocket with twin tube exit ports. For a smaller, very Close version be sure to Take a look at the Osprey Ariel 55 backpack.