A floating glow-in-the-dark Chuckit ball for your dog and a shock absorber for you. Chuckit Max Glow Balls turn green in the dark. Our GRIP ULTRA bungee inserted in the webbing has three times the resistance than standard bungee giving you the maximum shock absorption. Chuckit balls are non-toxic, rinse clean, durable and will not wear down your dog's teeth. Measures 14" (36cm) long; stretches to 19" (48cm). Two sizes: 2.5" (63mm) or 3" (7.6cm).