The Optic Yellow Tether Ball is made with a reinforced rubber cover. The product is made with a nylon bladder and it has a strong optic yellow color. You can play with it alone or you can play in groups. Different age groups can easily use the Optic Yellow Tether Ball. It has a nylon tether that can be used to connect to a tetherball pole and experience the enjoyment of a lifetime. The Optic Yellow Tether Ball has a sturdy design and very easy to play with. The product is priced very reasonably and is of excellent quality. You will definitely have a good time playing with the Optic Yellow Tether Ball. The shipping rates for the product are very economical as it ships priority mail.