ACME 🇬🇧 Thunderer Fingergrip Hockey Referee Whistle - Matte Black (477/58.5) QuickFlip Provides a nearly impenetrable barrier

Provides a nearly impenetrable barrier for your eyes against on-coming objects

To install: trace your crest on the white backing of the Velcro

shatterproof plastic between layers

Aviator design

ACME 🇬🇧 Thunderer Fingergrip Hockey Referee Whistle - Matte Black (477/58.5) QuickFlip Provides a nearly impenetrable barrierThe ACME Thunderer cushion grip whistle is the best whistle in officiating. Same great hockey referee whistle design with a sleek matte black design. Large, tapered mouth with fingergrips. This is the official whistle of Hockey Canada. Also includes black fingergrip cushions and black gator grip mouth guard. (Acme number 477 58. 5) Make The Right Call!