They have them on Amazon, you could use Shop and Ship or Borderlinx to get delivery here:
https://www.amazon.com/s/ref=nb_sb_noss_2?url=search-alias%3Daps&field-keywords=PJ+masks+costume
It's a very a new show so I dont know if the costumes would be available here.
.png "Interview With Expat Saanika Gandhi, Author of Children's Book 'The Yellow Kite'")
