BOREALIS CLASSIC. Our classic 28L backpack is updated with easy-to-access pockets, an overhauled suspension system and front elastic bungee system. A spacious main compartment has a dedicated and highly protective laptop compartment. FLEX VENT TECHNOLOGY. 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 for comfortable, ventilated support. TOTAL ORGANIZATION. Two extended mesh water bottle pockets double as multi-use pockets. The front compartment with internal organization has a padded tablet sleeve, a pendolier and additional secure-zip pockets. COMFORTABLE CARRY. For school, commuting or travel, this backpack has a top handle for easy grabbing and a removable waist belt for a custom fit. A sternum strap with whistle buckle adds extra support and safety. Reflective details help you stand out. TECH SPECS. Dimensions: 19.75" x 13.25" x 9.75" (50.2cm x 33.7cm x 24.8cm). Volume: 28 Liters. Fabric: 400D nylon or 300D polyester, 210D Cordura nylon ripstop with a water-repellent finish depending on colorway. Boot: 1680D ballistic nylon.