Why aren't more football players wearing the safest possible helmet?
Vicis reveals price, more details about high-tech football helmet that reduces brain trauma – GeekWire
Experimental Helmet Aims To Fix Football
VICIS Zero1 top testing helmet NFL
This Football Helmet Crumples—and That's Good
Coming soon to a cycle helmet near you? Boeing and General Motors-owned firm says its microlattice pads makes helmets better at absorbing shocks
Adult Used Vicis Zero 2 Varsity Facemask (HELMET NOT INCLUDED)
VICIS, Inc. sharing info on ZERO1 football helmet at Sterling meeting – Sterling Journal-Advocate
First QB helmet designed to help reduce concussions approved - WTOP News