Footbags and hacky sacks are the same thing, although Hacky Sack is a trademarked name. Footbag was invented in Oregon City, Oregon in 1972. Flying Clipper, also from Oregon, produced its first footbags in 1982, and in 1995 introduced its first sand-filled footbag and Dirtbag was born. Dirtbag is a registered trademark wholly owned by Flying Clipper. A free Dirtbag container is available with a minimum order. Get yours today.