Premium PE Teacher"s Whistle – High-Frequency Referee Competition Whistle for Outdoor Sports
Ultra-high-frequency titanium-coated brass core ensures piercing sound clarity, ideal for noisy stadiums or large fields. Precision-engineered airflow design eliminates moisture buildup during intense matches. Military-grade nylon lanyard with anti-slip texture withstands harsh weather conditions, from rain to extreme heat. Used by professional referees in basketball, football, and track events globally. Compact 50mm lightweight body (18g) fits comfortably in palm, featuring ergonomic mouthguard for fatigue-free blowing. Non-toxic ABS construction meets international child safety standards for school sports. Bulk packaging available – direct factory pricing with MOQ discounts. Ships globally with 30-day quality guarantee.