Mini Aluminum Alloy Whistle Keyring

This whistle has clear and crisp sound, without pea, not moldy, you can use it in any environment. Not only suitable for emergency situation in sporting events, such us camping, hiking, boating but also can be a gift for little children. Made of high quality aluminum alloy, durable and waterproof whistle keychain bulk, great for emergencies, survival, storm or disaster preparedness.