MOCOXYKLXY Disaster Emergency Rescue Mountain Loud Includes Key Compact Lightweight of 5 5 Whistle, Prevention, Whistle, Whistle, Outdoor, School,

[Set contents] 5 aluminum alloy whistles; Size: 12*78mm; Color: black, gold, blue, purple, white. (with hook) [Large Volume] Easy to blow without any effort and the sound resonates well. It's a loud whistle that echoes even amid the loud cheers. [Features] There is a sealed waterproof compartment inside the aluminum alloy whistle, which can be used to put items such as addresses and tablets to prevent emergencies. 【High Quality】Made of aluminum alloy, durable and long lasting. [Suitable for use] Suitable for emergency use, disaster prevention, outdoor activities, camping, survival, referees, teachers, coaches, lifeguards, etc. You can also give it to children or the elderly as a gift. [Set contents] 5 aluminum alloy whistles; Size: 12*78mm; Color: black, gold, blue, purple, white. (With hook) [Large volume] Easy to blow without any effort and the sound resonates well. It's a loud whistle that echoes even amid the loud cheers. [Features] There is a sealed waterproof compartment inside the aluminum alloy whistle, which can be used to put items such as addresses and tablets to prevent emergencies. 【High Quality】Made of aluminum alloy, durable and long lasting. [Suitable for use] Suitable for emergency use, disaster prevention, outdoor activities, camping, survival, referees, teachers, coaches, lifeguards, etc. You can also give it to children or the elderly as a gift.