Stainless Steel Double Barrel Popping Whistle for Outdoor Survival High Frequency Earthquake Life

Parameter
Length 57mm
Width 18mm
Thickness 9mm
Weight 24g

Features
Material: Stainless Steel
Wear-resistant and corrosion-resistant, no ball design, compact and easy to carry
Double-barrel design, easy to blow, up to 80-150 dB
45° slanting cut, sharp articulation
The right angle of the air outlet to make it play the sound performance.
Rivet reinforcement, solid and sturdy
Rivets here not only play a fixed role, but also may be decorated to make the whole more solid and sturdy.
Suitable for different frequency use
Can be used for personal bird training, outdoor survival, competition referee use

Package Included
1* Survival Whistle