Guardian Cap - Soft-Shell Protective Helmet Cover : Football Helmets : Sports & Outdoors
What are Guardian Caps? Shadow Hills football using new device to reduce head injuries
Padded helmet cover shows little protection for football players - Scope
As NFL mandates Guardian caps in practice, area high school football teams have been using them for years, Sports
NFL players don Guardian Caps, designed to protect from concussion
Why guardian caps are now part of practice helmets for certain Titans
Puffy Guardian Caps Could Reduce NFL Player Concussions
With a little imagination NFL's new Guardian Caps take on different look in Cleveland: Crowquill
NFL: Concussions dropped by more than 50% among players who wore Guardian Caps during summer
Guardian Caps, a soft-shell helmet cover, among CFL's new player-safety initiatives
NFL Executive VP: League Saw 52 Percent Decrease In Concussions At Positions Wearing Guardian Caps - Steelers Depot
Here's why some Patriots players are wearing caps over their helmets during training camp