It doesn't matter how the guardian helmets look it matters if they work - Behind the Steel Curtain
Kenny Pickett Switches To Helmet Specifically Designed To Reduce QB Concussion Risk - Steelers Depot
Guardian Cap Results: “Exceeded Our Expectations”
Steelers Training Camp Day 9: Offensive versatility, defensive physicality - A to Z Sports
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As NFL preseason gets going, everyone is trying to figure out the new helmet rule – The Denver Post
Steelers-Bengals brutality a reminder life-altering violence is at NFL's core, NFL
Coverage of the NFL in Guardian Caps
The 2023 Uni Watch NFL Season Preview - by Paul Lukas
Ray Fittipaldo's Pittsburgh Steelers Insider/Fan chat: 8.22.23
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