Sifflet d'arbitre Fox 40

• The Fox 40® Classic® is the standard choice referees and coaches at all levels, rescue professionals and general safety worldwide

• Flawless, consistent and reliable

• Easy to blow and cannot be overblown

• Will be heard above ambient noise, loud crowds, the roar of engines, breaking waves and thundering gale-force winds

• Sound will be heard up to a mile away

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