There will be some changes, of course. The black trim that borders those wide sleeve stripes will not be returning, and the single orange or black stripe (depending on the jersey) that appears before the patch of black near the cuffs will also be gone.
The back of the jerseys adds another Flyers uniform element that was never worn with this style — the coloured nameplates, initially worn for a brief period in the 1970s and then again full-time from 2010 right up until the present day