how to let player wear the FURSUIT

how to let player transform (wear a fursuit) at Minecraft?

fursuit, is a part of costumes, and i want to make a furry convention at minecraft

unfortunately, now NOT any mod about fursuit at community. so i want to make one about this.

MCreator is a good idea, but MCreator is not anyway can (let player)transform (at least i won't)

so, i want to ask "how to let player transform (wear a fursuit)"

THANKS!

(MC. v.: 1182, mcr. v.:2022.2)