49ers to wear throwback jerseys for 3 games in 2023
49ers unveil new black alternate jersey on Snapchat; black pants also included
49ers First Alternate Uniform
49ers can wear new throwback uniforms up to 3 times next season
49ers sold $100,000 worth of alternate jerseys on first full day of availability
NFL throwback uniforms: Long process is worth the wait as league encourages teams to unveil old-school look
49ers Notebook: Jimmy G roleplaying as Justin Fields?; Uniform schedule revealed; Bears' Bosa challenge
49ers reveal throwback alternate jerseys 2018 - Niners Nation
49ers considering red helmets from the '55 season for 2022 - Niners Nation
Which is better? The white throwback or the all black alternates? : r/49ers