K1 Plastic is Kastaplast’s highly acclaimed premium plastic blend, celebrated for its exceptional durability, superior grip, and consistent feel across all weather conditions. This material achieves an ideal balance of firmness and a subtle flex, which ensures the Älva maintains its intended flight characteristics and withstands the rigors of frequent play. Its high-quality composition guarantees long-lasting performance and a consistently dependable feel, making it a favorite among disc golfers for its reliability and comfortable hand-feel.