Triple Pipe Whistle

Made of high-quality stainless steel material with the features of strong, anti-rust, durable and portable, has a long using life.
With great airflow design, the voice is clear and loud with long transmission distance. It is used for calling for help, gathering companions, surviving in the field and so on.
The whistle is designed to give you the best chance for survival in a disaster or lift-threatening situation.
With the unique sounding chamber, you will save much effort than an ordinary whistle.
Max sound intensity to 150 decibels.
The keyring design which can be hung on tents, device, kettles, backpacks, and other accessories.
Great for many outdoor activities, such as camping, hiking, cycling, hunting, training, basketball, etc. It's also used for communication with the companion in remote areas, calling for help in the emergency, or EDC collections.

Material: 440 Stainless Steel
Color: black, silver
Length:50mm
Width:25mm
Thickness:8mm
Weight:25g
Sound volume: 150dB