This whistle made of Aluminium Alloy which strong and durable. And the whistle is designed to give you the best chance for survival in a disaster or lift-threatening situation. It's carabiner keychain which you can tie it on your backpack or belt.

Feature

- Color: As shown.
- Material: Aluminium Alloy.
- Size: 4.7x2.4x0.38cm.
- Strong and Durable, Aluminium Alloy material ensures the whistle durable.
- Good Environmental adaptability - The whistle has no built-in pea ,so it will not mold and breed bacteria because of the pea.You can use it in any dust or dirty water environment.
- Convenient and practical,with kering and carabiner keychain,can tie on your backpack,belt.
- Lightweight and equipped with key chain, easy to carry.
- Made of aluminum alloy, the surface adopts anodic oxidation technology for color forming, which is color-fast and has a longer service life.
- Water-resistance camping whistle: Be used in all-environment all-weather, rainy day, humid weather with excellent airflow design.
- The whistle is an essential piece of safety equipment to have on you during outdoor activities.
- Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand! Thank you!