San Francisco 49ers 75th Collection
49ers announce new red alternate throwback jerseys for 2021 to honor their 75th season in NFL
Bengals, Jets reveal alternate helmets for 2022-23 NFL season
Cleveland Browns unveil white alternate helmet
49ers Unveil '94 Red Throwbacks
The Official Uni Watch 2021 NFL Season Preview - InsideHook
Ranking the current alternate uniforms of every NFL team
49ers 75th Anniversary Color Rush – All Stitched - Nebgift