The Bull’s Dirk van Duijvenbode Aubergenius is a 90% tungsten dart set with Purple Titanium. The model is based on the Bull’s Phantom Grip 80%. The Aubergenius 90% is a purple titanium and silver coloured phantom gripped dartset with grip all over the barrel. This Softtip dart set is available in 20 gram. Dirk’s Darts are being manufactured in New Zealand, famous for its high quality darts. The dart set comes with the Bull’s Powerflite Aubergenius, the Black Bull’s Nylon Medium Shaft and the Bull’s EVO Dart Points Black 22mm. Each official Bull’s Dirk van Duijvenbode 90% dart has both the ‘Bull’s’ and the ‘Dirk’s hand signed’ laser engraved in the barrels.