See the bellow image to see the original size of the new ad unit. This new ad unit will display only text based ad’s for some day,because the advertiser will take some time to submit their images to be displayed in this new ad unit [970 x 90] format.You can add only 3 ad unit in a page. So if you think you have a place to fit this ad unit in your blog ! Then place it right now for more clicks and impression.
For adding it in your site, just go to your AdSense account and under My Ads create a new 970 x 90 ad unit.Then copy the code to your website. Enjoy! Hope you enjoy this new update from Google AdSense Team.Share your thoughts in comments!