Large main compartment with angled, adjustable compression straps that secure the load * Padded interior laptop sleeve with unique, easy back-access zipper. Allows you to get at your laptop without having to open the main compartment * S-shaped Vapel mesh Airflowtrade; padded shoulder straps with thumb ring adjuster pulls and cell phone pocket * Vapeltrade; mesh padded back panel with air vent helps keep you cool and dry * Sternum strap connects between shoulder straps to stabilize the bag from swinging from side-to-side