Simple, easy-to-use pealess rescue whistle family pack for signalling rescuers in an emergency. Includes 4 whistles. Features:Capable of producing sound over 100 dB.Rugged one-piece plastic construction means whistle cannot fail due to freezing temperatures or overblowing.Each whistle has a lanyard hole and pocket clip for easy EDC.High visibility orange color makes the whistle hard to lose and easy to find.An ideal whistle for survival kits, pocket carry, purses, vehicles, backpacking, camping, hiking, bushcraft and all kinds of outdoor sports.Simple construction makes the whistle easy to use by everyone from children to seniors.