Bills set to drop city-inspired alternate uniform this season
Men's 49ers 75th Anniversary Patch Vapor Black Red Gold Limited - All - Nebgift
The San Francisco 49ers will be wearing a black alt this season – SportsLogos.Net News
49ers officially unveil black, red and gold alternate uniform for 2015 - Niners Nation
Throwback uniform - Wikipedia
San Francisco 49ers Officially Unveil Home Version Of 1994 Throwback Uniforms – SportsLogos.Net News
49ers all-black alternate uniforms could be NFL's worst in 2015
The Seattle Seahawks' Throwbacks Are Easily The NFL's Best New Uniforms
San Francisco 49ers uniform: Team unveils new black alternate - Sports Illustrated