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Micro Whistle

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This SOS Micro Whistle™ has an all Aluminum construction and has a wide range of function - Starts resonance at low flow (good for kids) and can't be over-blown (good for adults). This whistle was designed by Wazoo Survival Gear.

  • Dimensions: 8.5mm diameter x 43mm long   (~0.33" x 1.7")