Let your dog choose which ball to fetch with the Chuckit!® Fetch Medley. A three-pack of fetch balls that come with one Chuckit! Max Glow® Ball, Chuckit! Whistler®, and Chuckit! Rebounce Ball. For nighttime play, grab the Max Glow Fetch Ball that glows brightly in the dark and makes it easy for your dog to find. Use the Chuckit! Whistler to grab your dog's attention as it whistles through the air. For a higher bounce during playtime, use the Rebounce ball. All compatible with all Medium Chuckit! Launchers. Make Fetch Happen® anywhere, anytime with the Chuckit! Fetch Medley.