Provide young athletes with the equipment they need for an exciting game of tetherball with this Voit?? Tetherball. This ball is ready for serious swinging action, as the butyl bladder with nylon windings retains its shape for long-lasting competition in the school yard or on the playground. With an attached, recessed rope that promises simple setup, this ball allows children to dive right into intense one-on-one tetherball matches when it's tied to a corresponding pole. Thanks to the bright color, your students can easily keep track of the ball as it goes whipping round and round.