Professional Butterfly 7001 Referee Whistle – Premium Stainless Steel & Copper Construction
Ultra-durable stainless steel body with precision-crafted copper components ensures crisp, high-pitch sound for unmatched field clarity. Hand-polished finish resists corrosion and wear, ideal for harsh outdoor conditions like soccer, rugby, and track events. Distinctive butterfly pea design enhances grip and control, trusted by coaches and referees for consistent performance. 10-pack bulk set delivers unbeatable value for teams, leagues, and sporting goods distributors. Engineered for instant response and 120dB+ volume, meeting FIFA and IAAF standards for professional use.