The Fox 40 3 Pack is a must for any referee. The three whistles each have a different pitch, allowing you to switch whistles at large complexes to ensure the teams know your whistle.
Also included is a toss coin, which will keep you from scouring your bag for quarters.
A protective carry case is included for convenient storage and transport. Fox 40 Classic Whistle (115 dB)
Fox 40 Pearl Whistle (90 dB)
Sonic Blast CMG Whistle (120 + dB)
Protective Carry Case