The popular "Cliff Keen Signature™" is the top-selling headgear of all time! Based on the original classic foam E41 headgear that was patented by Coach Cliff Keen over 60 years ago.
4-strap FOAM headgear is based on the revolutionary design of the original foam E41 that Cliff Keen patented over 50 years ago. The "Signature's" VNF foam boasts these same qualities that make it the best-selling ear guard of all time!
- Lightweight, comfortable fit with greatly reduced friction on the mat
- Fully adjustable, 4-strap design