A K-10 Competition Standard disc was used to set the light plastic world canine distance record of more than 104 yards in Niigata, Japan on November 5, 2001. 100 grams. The Competition Standard is the official competition flying disc of the Hyperflite Skyhoundz World Canine Disc Champioship Series -- the largest canine disc competition series in the world. Patented aerodynamic features make the Competition Standard the best-flying canine competiton disc ever made. Sold separately.