Brightly colored and extremely durable TROPHY slide whistles are the easiest of all novelty instruments to play. Simply blow in the mouthpiece and move the slide to produce an amazing glissando (trombone) effect.
Brightly colored and extremely durable TROPHY slide whistles are the easiest of all novelty instruments to play. Simply blow in the mouthpiece and move the slide to produce an amazing glissando (trombone) effect.