Ruck sack European Heavy Duty Blue Canvas looks like the material you see in denim jeans. Pack has one large main compartment with grommets all the way around opening so you can put a drawstring in if desired. Also has a large protective flap with buckles and straps. Outside of pack has 2 large pockets that measures approx. 10 in. tall 7 in. wide by 2 ½ in. deep. Bag also has 2 ea. Side pockets that can be opened up length wise to accommodate odd shaped items. Pack is used Condition ready to use.