First QB helmet designed to help reduce concussions approved
Leatherhead to Radio-head: The Evolution of the Football Helmet, Arts & Culture
FOOTBALL SAFETY FOR DUMMIES: Innovations to Reduce Effects of Concussi – 2nd Skull, Inc.
First QB helmet designed to help reduce concussions approved
NFL, NFLPA Approve QB Helmet - Team Insight
QB helmet designed to reduce concussions approved by NFL - The Iola Register
First QB helmet designed to help reduce concussions approved
NFL, players' union approve QB-specific helmet designed to reduce concussions – NBC Sports Philadelphia
First QB helmet designed to help reduce concussions approved
NFL, NFLPA approve helmet designed to reduce QB concussions - ESPN
NFL To Introduce New Football Helmets - Big Blue View