MATERIAL: Synthetic / COLOUR: Multicoloured / SIZE: 49.5 x 30.5 x 16.5cm / The FlexVent™ suspension system, certified by the American Chiropractic Association, has articulated shoulder straps, a rounded back panel, comfortable stitch lines and soft-touch chemise fabric External bungee-compression system with clips offers several options for organization Side bungee cords allow for compression Bottom compression Stand-up design Large main compartment for books and binders Front compartment has internal organization with secure-zip pockets and a padded tablet sleeve External, fleece-lined pocket for sunglasses, phone or keys 360-degree reflectivity Two durable, external water bottle pockets can easily double as multi-use pockets with quick-draw smartphone access on one side U-pull YKK® zippers are easy to grab Comfortable, padded top grab handle Sternum strap with a whistle buckle Removable waist belt Women-specific version available Protective dedicated laptop compartment