This favorite of experienced backpackers has been fully redesigned with an easy-to-use OPTIFIT™ suspension system and durable, ultra-comfortable materials to make you the envy of all trail-goers. The patent-pending Dyno Lift System™ doesn't add weight and features self-equalizing, on-the-fly, adjustable load lifters / Our most comfortable back panel to date features a cushy foam package and breathable mesh / Bigger front stash pocket allows for more-efficient storage / Floating lid for storing a sleeping bag or tent / Full J-zip gives quick access to the pack's contents / Molded hipbelt provides support and comfort / Proprietary OPTIFIT™ suspension system ensures a comfortable and secure fit / Hydration compatible