The Guardian Cap comprises of two lines of soft-shell pads, which are attached to the outside of a traditional helmet and ...
The N.F.L. claims Guardian Caps reduce the risk of concussions. The company that makes them says, “It has nothing to do with ...
Erin and Lee Hanson founded the company that makes the Guardian Caps worn by many high school, college football and NFL players. Lee and Erin Hanson, co-founders of Guardian Sports, hold Guardian Caps ...
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