J.J. Watt is a huge fan of his 'beehive' helmet cover (don't fine him)
Cardinals to rely on defensive line depth without J.J. Watt
J.J. Watt Announces He Will Retire After Season
Guardian Caps leave some NFL players and coaches with concerns: 'You feel like a bobblehead'
Jets' Robert Saleh is concerned about impact of Guardian Caps on player safety
NFL's Guardian Caps leave mixed reviews among teams including Eagles
We'll help': JJ Watt offers to cover fan's funeral expenses for grandfather
These puffy helmet caps are the next big thing in NFL player safety, National Sports
The Official Uni Watch 2021 NFL Season Preview - InsideHook