Lions release alternate throwback helmet - A to Z Sports
Panthers unveil black helmets, all-black uniform combination
2018 NCAA Football Uniforms Recap - Auburn Uniform Database
LOOK: Colts unveil new black helmet as part of alternate uniform that will be worn for one game in 2023 : r/nfl
Rams Announce New Helmet with Fan Vote
Here is a closer view of the Lions new alternate helmets and man they are clean. I'm hoping they keep these next year and design the new alternates around them. : r/detroitlions
2021 CFB Uniform Roundup - Auburn Uniform Database
Rams reveal new uniforms that include metallic chrome blue helmet - ESPN
Rams Excited for Changes to Uniforms
NFL Color Rush - Wikipedia
Los Angeles Rams unveil new uniforms
Los Angeles Rams Introduce Their 2020 Uniforms With New Team Identity - Pursuit Of Dopeness
Los Angeles Rams unveil new uniforms
Helmet Redesigns for All 32 NFL Teams