10Pcs Aluminum Alloy Emergency Survival Whistle Double Tube High Frequency

--\n--\n--\n--\n\nFeature: \n 1. Wide Applications: Emergency whistle is applicable to emergencies in camping, hiking, fishing, boating and other outdoor activities, as well as dog training, school sports, lifeguards, etc.\n2. Be Heard and Rescued: Double tube survival whistle requires your lightest blow to work and produce loud attention grabbing sound.\n3. Aluminum Alloy Material: The outdoor camping whistle is made of aluminum alloy, which is anti wear, anti fall and durable.\n4. Loud Voice: The double tube high frequency whistle has loude voce, and can be heard even in the distance.\n5. With A Key Chain: The emergency survival whistle with keychain is easy to carry and store with a key chain. \n\nSpecification: \n\nItem Type: Emergency Survival Whistle with Keychain\nProduct Material: Aluminum Alloy\nProduct Length: Approx. 5.7cm / 2.2in\nWeight: Approx. 108g / 3.8oz\n\nPackage List: \n 10 x Whistle \n\n1. Our listing price includes the value of goods,pac-