there is uh blind football and gold ball where those balls are they're filled with they have a bell inside that make a noise the players can locate them but in um blind football and in uh gold ball all players are blindfold to ensure that it's a fair and equal competition for all so it's really interesting to see how they've uh how they how they've determined that but also um it's th those sports are phenomenal and when we say football we should say soccer it's it's not our versioner clarify it's Locker yes uh but one of the things that in reading through the rules is that the fans have to be quiet because the athletes need to be able to hear the bells and the ball because that's how they play to stay completely silent and there's a guide for a long jump in track as well so they they stand near the where they're supposed to launch at so the track when they go will also be completely silent