All-wheel drive 420D two-tone poly/300D diamond ripstop poly/500D oxford poly upright carry-on bag. Features ultra-durable, multi-directional treaded wheels that roll over nearly any terrain; abrasion resistant Bi-Tech™ Armor Lite material; interior compression straps help stabilize gear; padded tablet pocket; vertical stash pocket; expansion zipper; self-repairing and lockable zippers; Central Lock Point with Secure Zip™ Toggles for extra security; external lash points; reflective accents.