Today at 9 a.m. EDT, Google is not only opening up the Google Glass orders. It’s also rolling out a major update to its wearable devices, bringing KitKat to Glass owners.

The device will only be available to U.S. based customers. If you like to get the Glass, you need to be over 18 years old, and you need to be a U.S. resident with a U.S. shipping address, $1,500 + tax for the device.

Everyone knows Google Glass is not commercially available; it’s been available only to Google Glass Explorers. But, now Google is opening up the program this means there’s a chance that you, can be one of the “limited” number of buyers to grab a pair from the Glass website. The Company receives orders via google.com/glass/start/how-to-get-one you can also sign up for a remainder at the same address.

The Google has written on +Google Glass, “Our most exciting update is subtle, but big. We’ve been working on a significant upgrade to a new version of the Glass software. It’s not a change you can see, but it brings improved battery life and makes Glass more reliable and easier to update in the future. And now that Glass runs Android KitKat, developers can write Glassware using the latest Android SDK goodness, along with new features from our GDK.”

The upcoming Google Glass has gotten a last-minute-update, includes big features. The highlighted features developers can write apps for Glass using the latest Android SDK as well voice command sorting, which will allow users see what their most used voice commands. It also includes Photo Bundles, which will organize photos, vignettes, and videos in Bundles and also photo replies in Hangouts, which will let users to share images within Hangouts. One big feature is going away; video calls have been removed as they apparently aren’t up to Google’s standards.

At the same time, Google says the update also brings improved battery life, easier updating, and better reliability in the future.