WINGOO Emergency Whistle Stainless Steel Three Tubes High Decibel EDC Outdoor Tool Lifesaving Whistle Price:  $11.99 (as of 19/03/2022 01:24 PST- Details) & FREE Shipping.

Inclined smooth and evasive whistle hole,three tubes design, the volume is up to 150dbs,steady,reliable,sound stronger.
The unique sound gun structure, the overall design is exquisite, high-frequency treble, light blowing then easy to sound.
Easy to carry,and equipped with hanging ring,you can hang it on the key buckle or backpack and so on.

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