Featuring state-of-the-art aerodynamics, hi-tech polymers and patented gripping surfaces, Hyperflite Jawz discs (made in the U.S.) are nothing less than professional-quality athletic equipment for the modern canine athlete.The Jawz disc (22cm diameter/145 gramme) is the world's toughest competition-approved canine flying disc.In normal play, competition or practise, Jawz discs will prove incredibly durable.In the hands of a skilled thrower, Jawz discs are capable of record-setting distance throws.Jawz discs should not, however, be used as canine chew toys.