Chuckit! The Whistler Balls

Size :Medium, 2.5-Inch, 2-Pack Designed for the most demanding use by a growing population of fetch enthusiasts, these are not ordinary balls for dogs. Use medium the whistler balls with all medium chuckit ball launchers.

• Whistles in flight when launched with a chuckit
• Easy to clean
• Natural rubber
• Fits all medium chuckit ball launchers
• 2 1/2-Inch in diameter