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.