Clear, With Sound - Give your marketing campaign a boost with the Light & Sound AirGlow BuzBalls. Our bestselling AirGlow balls are available in the choices of Red or Blue LEDs with or without the 'boing' sound. In addition to the background colors of red and blue the ball also comes in a clear tint with the accenting LED lights. One color imprint is included for your company logo. Batteries included (non-replaceable).