You could make any flag out of non-vegan materials, sure. But that this flag was designed with the basis of cruelty (silk) makes it also conceptually non-vegan.
What a great way to unite the world in a practice of cruelty to its inhabitants
- 1worldforhumansonlyflag
- 1worldindifferenttosufferingflag
The whole idea falls flat on its face because of this for me.