"Amazon open-ear technology directs sound to your ears, letting you discreetly access Alexa. With your ears uncovered, you’ll be able to hear without blocking out the world around you."
I tried the Bose sunglasses and was stunned at how cool it was. Unfortunately they didn't let you use prescription lenses. This does. I will probably look into these over bone conduction headphones.
"Amazon open-ear technology directs sound to your ears, letting you discreetly access Alexa. With your ears uncovered, you’ll be able to hear without blocking out the world around you."