Robert Saleh dislikes the new Guardian Caps: And he has a point
NFL 2023 Season Guardian Caps Mandate Supported By 52% Concussion Drop – Sports Techie
NFL report: concussions dropped 50 PERCENT when players wore new 'Guardian Caps' over the summer
NFL players wear Guardian Caps to reduce head trauma during training camp
NFL 2023 Season Guardian Caps Mandate Supported By 52% Concussion Drop – Sports Techie
Guardian Caps: What are they and why are NFL players wearing them? - Sactown Sports
NFL 2023 Season Guardian Caps Mandate Supported By 52% Concussion Drop – Sports Techie
Guardian Cap Results: “Exceeded Our Expectations”
Guardian Caps Exceed NFL's Expectations - Guardian Sports