- ABS Plastic
- The Windstorm Whistle Performs In All Conditions, In Any Weather or Safety Situation
- Blown And Heard On Land, Up To 1/2 Mile, And Even Underwater, Up To 50 Feet.
- A High-Impact, Non-Corroding Thermoplastic Protective Housing Is Easy To Grasp
- Patented Double Chamber Design Allows It to Be Blown When Held Right Side Up or Upside Down
- Forcing All Water to Be Purged When the Whistle Is Blown