The Viking Discs Berserker is an understable driver that is excellent for beginners looking for more distance. The Berserker works well for hyzer flip shots and can help you improve your throwing technique. Plastic Type Armor plastic from Viking Discs is a durable, yet very comfortable, opaque plastic blend that is very similar to Star from Innova, or Gold Line from Latitude 64. It is a top-notch plastic blend especially for drivers able to take a beating and keep performing. Ground Plastic has been designed to offer excellent grip in hot, cold, and even rainy weather conditions. This plastic grade is flexible and sticky compared with the other Viking plastic blends. Discs in ground plastic seem to have more glide and quickly break in to give you a straighter flight over time. Storm plastic is a very durable blend that will maintain the same disc flight for a long time, even after playing heavily wooded courses. This is a clear transparent plastic with a glimmering shine. This plastic grade is comparable with Innova Champion or Latitude 64 Opto. Dimensions: Diameter: 21.20 cmHeight: 1.70 cmRim Depth: 1.20 cmRim Width: 2.10 cmMax Weight: 176g Addition Information: Primary Use: Distance DriverStability: UnderstableRecommended Skill Level: BeginnerPlastic grade(s): Basic (Cheapest), Durable, PremiumBeadless