LuxoGear Emergency Whistles with Lanyard Safety Whistle Survival Shrill Loud Blast for Kayak Life Vest Jacket Boating Fishing Boat Camping Hiking Hunting Rescue Signaling Kids Lifeguard Plastic 2 Pack

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SUPER LOUD survival whistle: double tubes emergency whistle, high pitched powerful noise maker with dual sound chambers, can provide up to 120 decibel dB sound power, enough to be heard over a mile away. Cannot be overblown, works great as signal whistle.
PEALESS DESIGN means no moving parts, nothing to obstruct sound, and nothing to jam, break or freeze. Lightweight and fail safe nice whistle works well in any conditions with excellent airflow design. Comfortable mouth grip, won’t stick to lips like METAL ones in cold environments.