These beautiful wings are from a U.S. based company, Whimsy Everlasting. They are made by Cassandra who offers "unique handcrafted designs pretty both to hang on the wall and also to enchant the audience at a fantasy ball or fairy event ...They are sturdy enough for gentle dress up or a day at fair. These wings rustle, move with you and will grab attention!"
Whimsy Everlasting creates realistic fairy wings by Cassadra (available for sale) made out of Angelina Film sometimes known as Fantasy Film. Angelina Film available at SoftExpressions.com if you want to try your the magic stuff yourself.