So it looks like the Eagles won't be bringing back Kelly Green after all - Bleeding Green Nation
Throwback uniform - Wikipedia
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA, NCAA, US Colleges: Philadelphia Eagles Uniform and Team History
NFL alternate uniforms, helmets: Bears, Eagles, Bengals, Cowboys, more
Philadelphia Eagles Roll Out Kelly Green Throwback Uniforms
Eagles Kelly Green Jerseys Might be Delayed Another Year Due to Global Supply Chain Issues - Crossing Broad
Eagles kelly green jerseys: Which version will the Birds bring back?
Eagles to wear Kelly green alternate jerseys in 2023 season - CBS Philadelphia
Why the Eagles, and other certain NFL teams, can't wear their awesome throwback uniforms
Ranking New NFL Helmets - Sideline Cue