Ready; Set; Fetch with the Chuckit!® Whistler® Dog Fetch Toy. Designed to keep dogs interested and engaged in fetch; these high-bouncing rubber balls have four holes that produces a whistling sound as they soar through the air; giving dogs something to chase after. Made from durable easy to clean rubber; The Whistler is gentle on dog's mouths as they retrieve the ball.

WHISTLES WHEN THROWN: Chuckit!'s whistling ball is designed with four sound holes that create a whistling sound in the air, making fetch more exciting for dogs

HEALTHY PLAY: For stimulating playtime that helps pets stay fit, the Chuckit! whistle ball encourages pets to leap and chase

HIGH-BOUNCING BALL: Made from durable rubber, The Whistler fetch balls for dogs are designed to bounce higher and farther than standard tennis balls

CHUCKIT! LAUNCHER COMPATIBLE: To make fetch even more exciting for pets, this Whistler Chuckit! ball fits any Medium Chuckit! Ball Launcher.

DURABLE DESIGN: To hold up to rough play, the Chuckit! Whistler is made of rugged, long-lasting rubber

EASY TO CLEAN: The smooth, rubber surface of the Whistler Chuckit! ball resists mess and allows pet parents to easily wash off dirt or slobber.