A step up from the Mach 1, the Mach 3 boasts OGIO's bolstered back foam to increase ventilation, soft neck shoulder straps that don't dig in when picking up speed, and a 360° retro-reflective safety piping and logo. The personal electronics pocket comes fleece-lined, while the added shoe storage compartments make professional commuting a breeze. What's more, the Mach 3 has a removable helmet carry strap and a padded tablet sleeve in addition to the laptop compartment. The organizer panel comes with a security pocket, while the interior lining features an updated red. Streamlined water-resistant molded exterior. Shoulder gasket conforms to body and increases aerodynamics. Bolstered back foam profile increases air ventilation. Removable off-center hip belt won't scratch gas tank. Zippered fleece-lined personal pocket. Large main compartment with multiple interior storage compartments.