Wild survival whistle

[size] diameter 8 mm X length 45 mm (key ring excluded)
[material] aluminum alloy, double-layer anodic oxidation treatment, not easy to fade
[color] white, red, blue, purple, green (color sent randomly)

[characteristics] double-layer anodic oxidation treatment, not easy to fade; Things small and strong, outdoor travel, you can confirm the location, avoid getting lost, looking for companions, and so on to provide help

Aluminum alloy professional outdoor survival whistle.Characteristics loud. Transmission distance
All colors are sent randomly ! When traveling outdoors, it can help you find your way, avoid getting lost, find a companion, etc.

For an ideal outdoor trip, don't forget to prepare carefully before you leave.Don't forget to check the whistle before you leave!