ACME 472 Slide Whistle

Acme products are used throughout the world; from school and orchestra use, to football match referees, concert and carnival goers and ornithologists. Providing a range of effects with a simple slide A scale of just over one octave. Number of items: 1.0 Package Dimensions: 3.81 L x 30.734 H x 3.81 W (centimeters)