Jeremy Repanich: Helmets alone won't save football from concussions - Sports Illustrated
Tour the factory where Vicis makes high-tech helmets for NFL teams (Photos) - Puget Sound Business Journal
Sports equipment maker Defend Your Head files for bankruptcy - Philadelphia Business Journal
Seattle company designs safest football helmet in the country
Riddell Chicago Bears Salute to Service Speed Mini Helmet
Large Bubble Helmets Are Guardian Caps, NFL's New Safety Measure
NFL safety: How VICIS' position-specific helmets have become all the rage - The Athletic
More padding the issue of concussions and better helmets
New Football Helmet Could Save the Sport
Three VICIS Helmets Rank Among NFL's Best
Seattle's VICIS is bringing its helmet tech to youth football, forcing teams and parents to confront cost
San Francisco 49ers Riddell 2023 Salute To Service Speed Mini Helmet
Seattle company designs safest football helmet in the country
Doug Baldwin: No reason for NFL players not to wear safer helmets