Guardian Shipping & Return Policy Description*The NFL Guardian Cap NXT version is ONLY for NFL athletes and college linemen and can be ordered through
Football Guardian Caps NXT (NFL Model)
Raiders, other NFL teams wear Guardian Caps for head safety, Raiders News
EXPLAINER: NFL using helmet caps for player safety, research
As NFL mandates Guardian caps in practice, area high school football teams have been using them for years, Sports
Coverage of the NFL in Guardian Caps
Guardian Caps — Do They Work? - The Indiana High School Football Forum - The Gridiron Digest
NFL Presents: League-wide Guardian Cap Use to Reduce Head Impacts
NFL hopes to reduce head injuries with helmet experiment - Wilmington News Journal
EXPLAINER: NFL using helmet caps for player safety, research
Guardian Caps are the latest effort to address CTE, football concussion concerns
NFL Presents: League-wide Guardian Cap Use to Reduce Head Impacts
NFL Presents: League-wide Guardian Cap Use to Reduce Head Impacts