Aluminum Alloy whistle
Weight: about 4G
[Material] aluminum alloy, double-layer anodic oxidation treatment, not easy to fade[8 colors] Silver red blue lake blue purple green black gold
[Specification]] the length without ring 47mm straight diameter 9mm can be laser LOGO.
[Features] double-layer anodic oxidation treatment is not easy to fade; Things are small and solid. When traveling outdoors, you can confirm your orientation, avoid getting lost, look for companions, etc, it can be hung on the keychain to be used as decorations; Elegant and personalized, the whistle sounds sharp and loud aluminum alloy professional outdoor survival whistle, with strong characteristics.
