What's with padded helmet caps teams are wearing
Guardian Caps: The New Savior For Youth Football?
Guardian Sports - Do Guardian Caps Fit Youth?
NFL players experiment with 'Guardian Caps' to protect heads
The impact of 'Guardian Caps' on player safety
Reduces impact up to 33% One size fits all Insulates in hot & cold weather Fits both football and lacrosse helmets Connects to the facemask with 4
Guardian Protective Helmet Cover
Why the Ticats are wearing those giant helmets at practice
Seeking to reduce head contact, NFL mandates use of Guardian Cap helmet for early portion of training camp - ESPN
Could Guardian Caps be used in games? - NBC Sports
NFL introduces Guardian Caps across league to limit number of brain injuries in preseason
Packers share thoughts on wearing Guardian Caps at camp
Guardian Caps: Why some NFL players are wearing them in training camps