The KONG Bunji High-Viz Ball is specially designed with bright, high visibility colors for various environments, weather, and terrain. Ideal for fetch-and-retrieve play, this durable ball has raised ridges that create an unpredictable bounce, and an ergonomic bungee cord rope that effortlessly launches long distance, saving your shoulder from burnout! Glow-in-the-dark ball and handle make this toy perfect for playing after the sun goes down and on gloomy days—and it even floats in water! Charge the ball & handle under a lamp or in the sun for 15-20 minutes to activate glow-in-the-dark feature. Ideal for daytime or nighttime play Floats in water Raised ridges create an unpredictable bounce Highly visible, glow-in-the-dark ball easy to track when thrown Bungee cord launcher makes for ergonomic, long-distance throw