Matt Hoelting (@matthoelting) / Twitter
Varsity Football Helmet Ratings
Raiders prepared to handle catastrophic injuries like Damar Hamlin's
The Helmet Lab, bold.beam
Development and Evaluation of a Test Method for Assessing the Performance of American Football Helmets
Football Helmet Testing, Technology and Safety Research
Vicis ranks first in 'extensive' NFL helmet test that assesses head impact severity – GeekWire
Comparison of Laboratory and On-Field Performance of American Football Helmets
VICIS (@vicispro) • Instagram photos and videos
Comparison of Laboratory and On-Field Performance of American Football Helmets
NFL, NFLPA ban 10 helmet models
Soldier Center Helmet Lab technology leads to revolutionary new combat helmet, Article