Keychain Emergency Whistle
This whistle looks small but quite loud.
It was made of anodized aluminum and very lightweight for easy carrying.
Keep it always with your keychain for emergencies. There is a waterproof container inside the whistle which contains a piece of paper for emergency contact and medical information etc.
It comes in assorted colors.
Length: 75 mm | 3"
Weight: 5 g | 0.18 oz