NFL approves alternate helmets starting in 2022
Here's all the new NFL uniforms and helmets for the 2023 season – NBC10 Philadelphia
Tracking all the new NFL uniforms and helmets for the 2022 season - ESPN
Inside Access: Alternate Helmet & Uniform Reveal
Everything you need to know about the new Lions alternate helmet
Inside Access: Alternate Helmet & Uniform Reveal
Browns unveil white alternate throwback helmets
Cleveland Browns unveil white alternate helmet
Denver Broncos unveil snowcapped alternate helmet to be worn 2 games this season - CBS Colorado