Ogio No Drag Mach 5 Backpack The Ogio Mach 5 Back Pack is Ogio's top-of-the-line aerodynamic backpack. Full of features such as a pocket for shoes, helmet carry strap and a fleece-lined electronics pocket, this backpack is made from a streamlined shape that resists buffeting at speed. The Ogio No Drag Mach 5 Backpack easily expands by means of a U-shaped zippered gusset. Features Aerodynamic molded exterior design for unmatched Air Flow reducing drag while riding Weather resistant molded exterior shell with molded graphic design Laptop protective compartment fits most 15 laptops iPad tablet protective compartment Fleece lined smartphone and personal electronics protective pockets Helmet visor padded protective compartment Shoe storage dedicated compartment Removable hip belt with off-center attachment to prevent gas tank scratches Deluxe organization panel with secure valuables pocket and adjustable load divider to evenly distribute weight Expansion zippered gusset to increase main compartment capacity Ergonomic and deluxe padded back panel for ultimate comfort Fully adjustable and ergonomic padded shoulder straps with quick exit buckles and no slip sternum straps for comfortable and secure fit Body conforming shoulder gasket for increase comfort and fit Hydration ready Reflective safety piping and logo for 360 degree visibility Concealed aerodynamic carry handle Helmet carrying system: integrated external, removable soft Nubuck leather helmet carry strap 1475 cu. in. / 24L expanded