It kind of looks like something out of a horror movie. Word of warning - while this attracts hummingbirds, it may scare humans. You may want to inform your neighbors and others around you before putting this on and sitting out in your backyard, or you may find yourself having to explain it to the local police - ha, ha!
You can buy one of these for $79.95. Sounds a little pricey if you ask me but it does look as if they have put a lot of work and detail into this helmet. Read all about it here: http://www.heatstick.com/_eYe2eye.htm
Also, keep your "normal" hummingbirds full this time of year. Hummingbirds are fueling up for their long journey southward in a few weeks.