Outdoor High Decibel Stainless Steel Three-Tube Survival Rescue Whistle(Black)

1. Lightweight and equipped with a keychain for easy carrying
2. High hardness, good strength, not easy to rust, not easy to damage, strong and durable
3. Three-tube whistle tube design, balanced, high-frequency, light blowing and easy to sound, can be as high as 150-180 decibels instantly
4. Bigger caliber, louder whistle
5. The surface is colored by anodizing technology, does not fade, and has a longer service life
6. Seamless steel whistle tube, the sound cavity is not afraid of dirt and water
7. Stable rivets, beautiful decoration
8. Application: asking for advice, training, competition, pigeon racing, outdoor climbing, caving, night fishing, daily carrying, etc.
9. Material: stainless steel
10. Surface treatment: oxidation + sandblasting
11. Dimensions: 57 x 27 x 9mm
12. Weight: 34g

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