Our much-loved Borealis pack features easy-access organization, a super-comfy FlexVent™ suspension and a proud endorsement from the American Chiropractic Association. Reflective bike-light loop, water bottle tabs and shoulder-strap webbing create 360 degrees of reflectivity Comfortable, padded top handle Two external mesh water bottle pockets can easily double as multi-use pockets with quick-draw smartphone access on one side Women-specific version available Our FlexVent™ suspension system features a flexible yoke built from custom injection-molded shoulder straps; an unbelievably comfortable, padded back panel; and a highly breathable lumbar panel, all certified by the American Chiropractic Association Front elastic bungee system for external storage Removable waist belt External, fleece-lined pocket for sunglasses, phone or keys Front compartment with internal organization has a padded tablet sleeve, a pendolier and additional secure-zip pockets Sternum strap with whistle buckle Dedicated, highly protective laptop compartment Large main compartment for books and binders Classic 28-liter backpack updated with easy-to-access pockets and an overhauled suspension system The FlexVent™ suspension system features a flexible yoke built from custom injection-molded shoulder straps, a padded mesh back panel and a breathable lumbar panel. Padded, fleece-lined 15" laptop sleeve in main compartment protects laptop from bumps and falls Large main compartment for books and binders