ALPS OutdoorZ Extreme Pack Bag Only for Commander X Frame Made of 1680D nylon ballistic and robic nylon fabrics for maximum, unmatched strength Pack bag attaches to frame with zippers or compression straps when frame is loaded Top loading with spin drift collar - to pocket converts to fanny pack Fully equipped with side fleece spotting scope pocket, rifle/bow drop-down, side pockets, H2O pocket/port, rain cover and internal divider Weight: 4 lbs., Capacity: 66L/4000 in; NOTE: Commander X Freighter Frame is not included