All Weather Safety Whistle Wind Storm Safety Whistle. Black AW5BK. This Camping Gear from the great people at All Weather Safety Whistle measures 2 5/8" overall with an easy to grip high-impact thermoplastic construction with keyring and will perform in any wet or dry environment. Don't go hiking without the All Weather Safety Whistle Wind Storm Safety Whistle. Specifications for All Weather Safety Whistle Wind Storm Safety Whistle: Manufacturer: All Weather Safety Whistle Overall Length: 2.63 in Package Contents: All Weather Safety Whistle Wind Storm Safety Whistle. All Weather Safety Whistle AW5BK: Wind Storm Safety Whistle. Black