[Name] Hand EDC Brass Whistle
[Material] brass
[Size] (length) 50mm × (diameter) 9.5mm × (wall thickness) 1mm
[Packing] Extra thick PP bag disposable plastic seal
[Attachment] copper ring
[Weight] about 17g
[Features] The overall use of high-quality brass to create (including copper ring), innovative design, stylish small, full of materials, craftsmanship. After polishing the advanced pickling process, which can effectively protect the whistle, easy to scratch, and anti-oxidation.

[Material Features] Brass's fun is that it changes due to oxidation of the color process, different colors will have different visual beauty. After oxidation can be used sandpaper polished or wiped with toothpaste, you can make the bronze color return to the beginning of the new state.
[Application] outdoor survival, self-defense life-saving, EDC players collection.