BULL'S Challenger Darts - Soft Tip - 90% Tungsten - Michael Unterbuchner - 23g. The Challenger Soft Dart is an exclusive reward for every BULL'S player who demonstrates exceptional performance. Made from high-quality 90% tungsten, this dart is ideal for supporting playerdevelopment.Designed in close collaboration with Michael Unterbuchner, the dart is tailored to meet his individual preferences and requirements. Featuring a straight barrel, the dart offers excellent throwing stability. The three ring grip zones in the middle and rear sections, along with the nanogrip at the front of the barrel, ensure an optimal hold and accommodate various throwing styles.Weighing 23g, the soft dart is equipped with BULL'S Shark Tips, providing durability and reliable performance. The rings in striking purple and pink add a unique and attractive aesthetic to the dart.