Constructed of 100% waterproof PVC Tarpaulin. Soft quilting fabric. Water-repellent PVC-coated handles. Lockable handles on main and laptop compartments. Flexible height adjustment through Rolltop closure. Main compartment that includes removable interior foam on the bottom and sides. The included protective panel protects jog wheels and faders and the folding top works as an additional cover for example when storing battle tables. Separate side entry compartment provides quick access to your laptop (up to 17''). Large accessory pocket with zippered interior pockets and organizers. 1 quick access side pocket for small accessories. 1 side bottle pocket. Padded back panel with airflow system, ergonomic backpack straps and chest fixation. Detachable trolley belt. Compatible with hand luggage (up to 56 cm high). Side access zippered laptop compartment with waterproof handles (up to 17''). Exterior measurements: 49-65 x 38 x 26 cm. Interior measurements: 47-56 x 32 x 20 cm. Weight: 2.4kg. Color: black/red.