# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2011-09-25 22:11:49 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/118085322914545664) RT @sazzy: Want to start designing your Facebook cover ready for the public rollout? You'll need an image 850px x 315px.