Aster Aluminum Emergency Whistles with Lanyard Safety Survival Whistle for Hiking Camping Training Outdoors Sports 12 Pieces

You Will Get 12pcs Outdoor Survival Whistle
Material: aluminium alloy
Specification: Whistle
Product weight: 47.6g
Package size: 15*10.5*2cm/5.9*4.1*0.8in
Single whistle size: 4.5*0.8*0.8cm (key ring diameter 2.3cm)
Color: black

Feature:
1.Material: Survival whistle is made of sturdy aluminum alloy, durable and non-toxic material, not easy to break, fade or corrode.
2. Aluminum whistles with key chainbe hung in many places, such as a backpack, a leather bag when you are outdoors, this portable design allows you to carry around easily.
3.Detachable whistle can be separated off the middle, there is a waterproof compartment, you can put emergency information paper inside,such as name, date of birth, telephone, blood type, allergies, address, contact person, medicine, etc.
4.When traveling outdoors, it can confirm your location, avoid getting lost, find companions, and provide assistance.
5.Aluminum whistle is Aluminum whistles for emergency situations in camping, hiking and boating, but also for referees, coaches, lifeguards, dog training, school sports etc.