Helmet Stalker on X: Chiefs QB Patrick Mahomes is now using a VICIS ZERO1 with a SportStar chinstrap, he used a Riddell Speed with an S2B-SW-SP facemask and a Riddell chinstrap last
Tua's helmet (description in post) : r/miamidolphins
Helmet manufacturer Vicis is running out of cash - NBC Sports
BU Football to Wear VICIS ZERO1 Helmet for 2018 Season
The Basics of Football Facemask Design and Terminology
What Pros Wear: What Do NFL Quarterbacks Wear? Here's the Helmets, Cleats and Gloves Worn by NFL Starting QBs in 2021 - What Pros Wear
Seattle-based Vicis, the NFL's favorite helmet maker, is in financial trouble
The N.F.L.'s Favorite Helmet Maker Is in Financial Trouble - The New York Times
Vicis unveils revamped high-tech helmet under new ownership following tumultuous startup journey – GeekWire
Upping Father Lopez's safety game
Zane Trace HS football to wear new helmets approved by NFL, NFLPA
The future of football helmets is driven by innovation and a startup culture - The Athletic