Can new technology help cut down on concussions? (video)
So what exactly is that black padding on the Syracuse football helmets seen during practice?
Bombers welcome introduction of new safety gear – Winnipeg Free Press
Florio PFT] The Guardian Cap apparently works. But if a player asks to wear it in a game, the league would say no. : r/nfl
EXPLAINER: NFL using helmet caps for player safety, research
What Pros Wear: Guardian Caps What are Those Helmet Covers Being Worn in Practice? - What Pros Wear
Guardian Caps', NFL's Most Recent Attempt At Preventing Head Injuries
CFL players adjust to their bigger heads, helmet covers worn in practice
Guardian Caps Guardian Sports
Guardian Caps', NFL's Most Recent Attempt At Preventing Head Injuries
Finite Element Models: New Tools for Innovation in Football Helmet Design