CARRY ALL YOUR THINGS IN THE GRANITE GEAR BOUNDARY BACKPACK.At just over 30 liters ths Boundary is one of the largest in Granite Gear's new line of Barrier backpacks. It makes excellent use of this space through its multi-compartment design, including a protective Barrier stash pocket, a Gear-Tec laptop sleeve and a convenient multi-pocket organizer. However, the most distinctive features of the Boundary are its external storage options. It has two large strech mesh hydration pockets, a daisy chain loop, and convenient stash straps located on the bottom of the pack. The Boundary has a raised back panel with lumbar support and hideaway hip belt, as well as a breathable, load absorbing shoulder harness. The Boundary's unique ability to comfortably carry loads both inside and outside the pack is granted by this luxurious suspension system. FEATURES Ergonomic MaxLoad multi-compartment design Dual stretch mesh hydration pockets Gear tech computer sleeve fits most 17 laptops