SKIPDAWG Dog Whistling Ball (Medium)Flying whistling, more attraction. Whistling toy actives dogs' chasing instincts, They will chase, pounce and catch it. Made with TPR material, GiGwi Whistling Ball is light in weight, abrasion resistant, and suitable for outdoor play, `the flying ball can whistle to attract the dogs attention. You can throw the ball directly or select the appropriate type of launcher to throw it farther. Let's go out to play with your furry kids!