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Louder Sound,double tubes can provide up to 120 decibels,can be heard for far distance.
Premium Quality: Aluminum Alloy Material.Ultimate Life-saving w
Good Environmental adaptability - The whistle has no built-in pea ,so it will not mold and breed bacteria because of the pea.You can use it in any dust or dirty water environment
EASY TO CARRY: This whistle is small and it won't take much space, you can put it in your pocket. And with the hang buckles and chain belt, it will not be easily lost.
Versatility :Load safety whistles for camping,hiking,hunting,fishing,boating any kind of out door activities
Double Chamber Emergency Whistle, Aluminum Alloy Whistle. Color : Sivler & Brass Size: Length-5.5cm(2.2inch), Width-1.8cm(0.6inch), Thickness-0.7cm(0.3inch). Package Included : 2 Portable Safety Whistle