Nike already working on trying to add throwbacks and alternates
Steelers getting new throwback uniforms this year : r/nfl
Deion Sanders Mitchell & Ness Authentic San Francisco 49ers Jersey
Bengals and Rams pick their 2022 Super Bowl uniforms, plus Vikings
49ers '94 throwbacks, 75th-anniversary, and white vapor jerseys
49ers Unveil '94 Red Throwback Uniforms During State of the Franchise
Looking Back at the NFL's 75th Anniversary Throwbacks
Ari Meirov on X: The #49ers will wear 1994 red throwbacks for
49ers Unveil '94 Red Throwback Uniforms During State of the Franchise
Rank: The ugliest uniforms ever worn in NFL history
49ers '94 throwbacks, 75th-anniversary, and white vapor jerseys
The Patriots Record in Throwback Uniforms - Boston Sports Online