Micro Whistle

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")