NFL executive hints that Guardian Caps could eventually be worn in games, along with position-specific helmets
Guardian XT Football Helmet Cap, Men's, White/Silver
Steelers linebacker speaks cautiously, but he's clearly not a fan of NFL's protective Guardian Caps
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
Football Helmet Shell Add-On Testing
Guardian Caps: NFL requires use of helmet cover at training camps to reduce head injuries
Jets coach Robert Saleh has mixed feelings about Guardian Caps - Newsday
Steelers Debut New Guardian Caps For Practice As Part Of New NFL Mandate - Steelers Depot
Guardian Caps (@guardian_caps) • Instagram photos and videos
NFL announces more steps to reduce head injuries
Eagles players on Guardian Caps: 'We look a little goofy,' but all for safety
What are those caps football players are wearing?
Guardian XT Football Helmet Cap, Men's, White/Silver
Guardian Caps, a soft-shell helmet cover, among CFL's new player-safety initiatives