Acer introduced first Windows 8 Ultrabook at Computex Taipei, one of the largest computer exhibitions in Asia. Acer Aspire S7, smart looking ultrabook has a 1080p touchscreen and allow you to fold the screen 180 degrees. It will come in two sizes 13.3 and 11.6 and have a battery life of 12 to 9 hours, respectively. It is only 12mm thick.
Source: The Verge