Held on by a sturdy alligator clip underneath - very stable while dancing. Here's a video tutorial for how to secure the piece perfectly, filmed by moi:
http://www.youtube.com/watch?v=VFj8IJ2CvUg (you'll have to copy and paste it into your browser to watch).
Please remember that all hair ornaments are one of a kind. If you've fallen in love, please purchase your item before someone else does!
The earrings pictured I purchased here: http://www.etsy.com/shop/angelicshades?section_id=6135581
Have any questions? Contact the shop owner.