20Pcs Emergency Whistle, Tri-Band Outdoor Safety Survival Whistle, Used For Hiking, Camping

1.Non-brittle plastic, will not crack or break, more durable than other plastic whistles, very suitable for whistle carried in emergency situations.
2.The whistle has three holes, and each hole has a different sound. The sound is crisp and loud, and different blowing methods can have different sounds, which are more recognizable, and the combined sound is pleasant and pleasant.
3.With a lanyard, it can easily pass through backpacks, sailboats, hiking equipment, life jackets, kayak PFDs, paddle boards; at the same time, it is suitable for belts or shoulder straps.
4.Multi-purpose, emergency survival whistle is suitable for outdoor activities, such as mountain climbing, hiking, boating, kayaking, hunting, lifeguard, pet dog training, etc.