MLS Kit History - Football Kit Archive
Philadelphia Union unveil new secondary jersey - Brotherly Game
Football Kit Archive
MLS Kit History - Football Kit Archive
Philadelphia Union Kit History - Football Kit Archive
MLS Kit History - Football Kit Archive
Philadelphia Union 2021 jersey is a Benjamin Franklin-inspired
The 12 days of Union Kits-mas – The Philly Soccer Page
A reason to believe: An ode to the 2022 Philadelphia Union
COMPLETE: 2023 MLS Kit Overview - All 29 Teams' Adidas Kits Leaked
Philadelphia Union 2014 Third Kit