Hyperflite Jawz Competition Dog Disc 8.75 Inch, Worlds Toughest, Best Flying, Puncture Resistant, Dog Frisbee, Not a Toy Competition Grade, Outdoor Flying Disc Training Official disc of the World Canine Disc Championship Series Professional quality disc that may achieve excellent distances Extremely durable X-Flash anti-glare technology is incorporated into each Jawz disc, for enhanced visibility Made with modern polymers molded into an advanced aerodynamic form