Google glass is awesome product from Google ever. Google Glass is a nothing but a future gadget of shrinking technology. Its like a small computer on our eye. We can access internet, command through voice etc. Not all features are yet announced but some of them we can see on product website. Google glasses are looks like same as any goggles but having tremendous features those are as follows,
1. Say "take a picture" to take a picture (voice command).
2. Record what you see Hands-free.
3. Even share what you see live.
4. Directions right in front of you (GPS Navigation).
5. Speak to send a message
6. Ask whatever's on your mind.
7. Translate your voice.
8. Answers without having to ask.
Google Glasses are strong and light in weight. Comes indifferent colours like Charcoal, Tangerine, Shale, Cotton, Sky.
As on date 28/02/2013 applications for Google Glass is closed and we have to wait for purchase. The exact price of Google Glass for developers and prior applicant is estimated worth $1500 only
Find more information about Google Glass here, http://www.google.com/glass/start/how-to-get-one/
with best regards