Premium Triple-Tone Referee Whistle for Professional Sports & Outdoor Activities
Ultra-loud triple-frequency design ensures crystal-clear sound projection up to 120dB, cutting through crowd noise for instant attention in stadiums or wilderness.
Military-grade ABS plastic construction with polished air chamber for flawless airflow, delivering consistent pitch even in extreme temperatures (-20°C to 60°C).
Precision-machined pea-less mechanism eliminates jamming risks, making it ideal for wet conditions like swimming pools or rainy soccer matches.
Ergonomic lip-grip contour reduces fatigue during prolonged use, trusted by NBA trainers and marine safety instructors alike.
Multi-scenario versatility: basketball tournaments, lifeguard operations, dog training, and survival kits—pack includes 2-year rustproof stainless steel ring.
Bulk order exclusive: wholesale price covers 100+ units with OEM customization for leagues/event organizers.






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Fast shipping, exactly how it was described
Apr.12.2024

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Apr.12.2024
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Thank you I like all of the items
Aug.20.2024

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Aug.20.2024
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Whistle outdoor referee sports teacher special treble basketball training coach professional life -saving mouth whistle
$0.6
category:
OPP bag installed metal mouth whistle 2
OPP bag installation of 5 metal mouth whistle
OPP bag in 4 metal mouth whistle
OPP bag installed metal whistle 3
OPP bag installed metal mouth whistle 1
OPP bag installed with 10 metal mouth whistle
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