KONG AirDog Squeakair Oval Ball for Dogs The oval shape of this tennis ball textured football makes it bounce unpredictably. Your dog will surely be surprised by such a naughty ball. Also, the sound of the ball will give you added motivation. The material is the same as tennis balls, which makes it light, easy to carry and protects teeth from excessive wear and tear on the gums. The striking colour allows it to be found quickly if it has been lost in the undergrowth. Measurements: 19 x 10 cm (L x W). Warning: keep an eye on your pet while playing. Check the product periodically, and make sure that it is not defective or deteriorated. If so, replace or discard this product. Otherwise, your pet could swallow some part of the toy and cause possible injury or discomfort.