The Prodigy Disc D4 is a very fast, understable driver. It is designed for all players and flies extremely far. The D4 will turn up when thrown hard and will then react similarly to the D3 with its long glide and gentle turning finish. AIR Spectrum is a line of premium, lightweight discs. They are engineered for the same shot performance of their heavier counterparts with added glide. Stamp color may vary. Shade of disc color may vary. Model The Prodigy Disc D4 is a very fast, understable driver. It is designed for all players and flies extremely far. The D4 will turn up when thrown hard and will then react similarly to the D3 with its long glide and gentle turning finish. Plastic Prodigy Air Plastic is one of the most exciting plastics to be introduced to the disc golf scene. Our revolutionary 400 series base resin that has become a favorite of Canadian Open, Japan Open, US Open, European Open and World Champions has been modified to create a spectacular-flying, absolutely beautiful looking discs. Prodigy Air is available in a weight range from 148 grams to 162 grams. The grip, feel and performance are sure to become the new standard for all players looking for the highest quality disc in lighter weights. Specifications Diameter: 21.0cm Height: 1.9cm Rim Depth: 1.2cm Rim Width: 2.3cm Min Weight: 140g Max Weight: 174g Stability: Understable Flight Chart Video