Siniors Super Loud Referee Whistle – Professional Outdoor Training & Sports
Ultra-high-decibel triple-frequency sound design ensures crisp, far-reaching signals even in noisy stadiums or open fields. Precision-machined from premium ABS plastic for extreme durability and weather resistance. Ergonomic mouth grip with non-slip grooves enhances control during prolonged use. Internally polished airflow chamber reduces saliva buildup for consistent performance. Ideal for referees, coaches, lifeguards, and survival training. Meets professional sports league standards for pitch accuracy (2800-3800Hz). Batch orders available at wholesale rates – global logistics support with bulk discounts.