Granite Gear's Campus Collection - Sawtooth Backpack -Features and Specifications One of the largest members of Granite Gearsrevolutionary new line of barrier backpacks. The Sawtooth utilizes Repelaweavefabric with a Taurpalite bottom for an optimum blend of weather protection anddurability. These fabrics are brought together in a tall and slim pack designwhich means easy, efficient packing and a more comfortable carry closer toyour center of gravity. A raised foam back panel with comfortable, loadabsorbing shoulder harness and hip belt ensures that Granite Gears TrailTested load carrying technology keeps your mind off your back and on yourstudies during your longest hours on campus. And features like the Gear-Teclaptop sleeve, multi-pocket organizer, and Barrier zippered, Tricot linedstash pocket ensure that everything is well organized and even betterprotected. Repelaweave Fabric with Taurpalite Bottom for Maximum ProtectionAgainst Elements Ergonomic MaxLoad Multi-Compartment Design Barrier ZipperTricot Lined Pocket for Valuables Breathable Load Absorbing Shoulder HarnessLoad Stabilizing Sternum Strap Hide-Away Load Bearing Waist Belt ErgonomicRaised Foam Back Panel with Lumbar Support Adjustable Compression StrapsDedicated Gear Tech Computer Pocket fits most 17 Laptops Dual Stretch MeshHydration Pockets Multi Pocket Organizer 19.75x12.75x8.25 1950 Cubic Inches| 32 Liters