Toss the Thurman on your back and you're off! Cinch closure with rope/toggle. One large compartment with laptop sleeve. Top and side entry. Exterior side pockets. Protective rubber bottom. Handle strap on top and side front. Adjustable shoulder straps. Canvas construction (Beech and Sahara colors) takes abuse and only gets more attractive with age. Rugged polyester construction (Black and Silver birch colors) can handle anything you throw at it and never fail. Dimension: 18 x 8 x 8.