VIper Sidewinder Soft Tip Dart Set 21-3227-18GLD: Sidewinder Barrels: 80/20 tungsten Shafts: Aluminum Black Flights: 2 sets Tips: 2BA Weight: 18 gram Deluxe Slide Case Includes: extra flights, extra tips, extra shafts, and a dart mechanic wrench These darts have been professionally balanced and designed for the player that really takes the game serious. These Tungsten Darts are one of the most precisely engineered tungsten soft tip darts on the market. If you are looking for quality and craftsmanship at an affordable price, these are the right choice.