Maple Leafs, Justin Bieber collaborate on unique 'Next Gen' uniform
NFL alternate uniforms, helmets: Bears, Eagles, Bengals, Cowboys, more
Portland Pirates unveil new jerseys with familiar design —
New Pirates Uniform Coming Saturday – SportsLogos.Net News
Portland Pirates unveil new jerseys with familiar design —
Mono a Mono: Packers and Dodgers Unveil Alternate Uniforms
The 5 best and 5 worst looks in the Pirates' legendary uniform history - The Athletic
Pirates unveil new alternate uniform for 2013
Third jersey - Wikipedia
Pittsburgh Pirates City Connect Uniform — UNISWAG
Pittsburgh Pirates - Wikipedia