Are you still worried about finding an emergency survival whistle? SHvivik emergency whistle is your best choice for survival! Double-tube high decibel, sound louder, listen farther, easy to blow. With key chains and hanging ropes, easy to Carry. Emergency whistle blows wet or dry. When we are in urgent, it could be a life-saver. No more hesitation! Get it now! Product Specification: whistle:2.2in×0.6in×0.3in Lanyard Keychain:18.5in×0.6in×0.04in Customer Service: If there is any defect, you can return it within six months. Warm Tips: 1. Please keep the whistle out of reach of children and pets. 2. The whistle is for outdoor emergency Survival, not a toy for age below 8 years old . Package Includes: 2PCS (1 silver whistle + 1 golden whistle) with keyring+2PCS Lanyard Keychain.