3 1/2" Aluminum (NOT MINI SIZE) LOUD Emergency Survival SOS Whistle Camping Hiking Keychain 

• 3 1/2"L by 1/2"W whistle size (not Mini size)
• 1 unit = quantity of 2 whistles
• Great on college campus
• Perfect for evening walks
• Durable Aluminum keychain whistle with detachable hook
• Note: available colors - black, gold, silver, purple, blue, hot pink
• You will receive 2 whistles - Random colors will be shipped unless specific colors is requested!