US Darts 3 Sets (9 Flights) Xtra Tough (100 Micron) Ruthless 'Lets Kickss' Slim Dart Flights 3 sets (9 flights) of Xtra Tough (100 Micron) Ruthless dart flights These flights will last longer and give better in-flight stability than either regular poly or Dimpex flights Slim shape is ideal for soft tip darts