The NEW Dirtbag Stellar Staller footbag is an absolute one-of-a-kind. Not only is it the only footbag with a combination filler of sand, steel ball bearings and plastic pellets ? but it?s also a light activated glow in the dark footbag! Night time play is so much more satisfying when you can actually see the footbag! This 12-panel synthetic suede footbag is ideal for freestyle fun, 24 hours a day.