This high-decibel whistle is an essential tool for outdoor enthusiasts. Its robust construction allows durability, while the high-frequency sound can penetrate through ambient noise, making it ideal for rescue situations. The whistle's necklace pendant design allows you to keep it close at hand, allowing you can signal for help whenever necessary. ideal for hiking, camping, and other outdoor activities. Features -Color:Silver -Material:Titanium alloy -Size:4.50X0.80X0.80cm/1.77X0.31X0.31in -Convenient necklace design: this portable outdoor whistle can be worn around the neck, making it easy to carry and access when needed -Ballfree mechanism: designed without a ball, this emergency whistle offers consistent performance without the risk of blockage -Highpitched sound: generates a highpitched sound that can penetrate long distances, ideal for signaling for help -Outdoor essential: a musthave tool for outdoor enthusiasts, useful in camping, hiking, and survival situations -Titanium alloy build: crafted from titanium alloy, this lifeguard whistle is exceptionally strong and firm Package list: 2 x outdoor survival whistle