Designed for the most demanding use by a growing population of fetch enthusiasts, these are not ordinary balls for dogs. Durable natural rubber and fun, bright colours make Chuckit! Fetch Balls perfect for the game of fetch. Use with the Chuckit! Mega Ball Launcher. Chuckit! Fetch Balls guarantee a good time for dogs and their owners, thanks to their superior durability and vibrant colors. Get the most out of playtime with the Chuckit! Mega Ball Launcher.