Made of heavyweight 1000 denier nylon material. 2 adjustable shoulder straps. 1 side handle on the bag for easy carrying. 1 button closure accessory pocket in the middle of the bag. Top of bag has a snap hook closure. Duffle bag backpack. Better then military specifications. Lightweight. GI Government Issued type. Duffle bags can be used to carry luggage, sports equipment, people who travel in the outdoors, and much much more. Sailors sometime refer to duffel bags as seabags. Olive drab GI type double strap duffle bag. Dimensions 24" x 36" (inches).