Viennese artists Annika Hakala and Lisa Looping of HoopioSis perform mesmerizing choreography using LED hula hoops. Be sure to watch in HD.
Their website HoopioSis has more videos and explains the genesis of the project:
The seed of co-working between the two hoop ladies was immediately planted when Annika ended up living in Vienna in 2012. Eventually the story of HoopioSis got wind under the wings in the late 2013.
Here's another lovely performance in a gazebo: