Silicone Sports 660 Whistle

Small-Sized Tough, Shatterproof Acme Thunderer in Polycarbonate. 

Recommended for anyone who is short of breath, as a safety whistle for the young and elderly. 

What is more this whistle has refereed F.A. & World Cup Finals!! Its power and reliability is proven with sales of over 30 million. 

Available in black