Perfect for interactive and independent play, the thin, durable nylon fabric tail goes in and out of the ball, making the Bonanza Ball ideal for fetching, retrieving or thrashing about, both on land and water. Bonanza Ball is a fun, bright tennis yellow color and has a squeaker, crinkle fabric, and a treat pocket – literally appealing to all the senses! The Bonanza Ball is made with Chew Pro™, GURU’s ultra-durable, custom, non-toxic thermoplastic rubber formulated specifically for tough chew sessions and long-lasting play.