ThemeForest - Flick - Responsive E-mail Template - RIP | 2,65 MB
Flick a minimalist email template design with Flat ui style I've provide 2 style : Box and Fit layout style. however I've include an extra file almost flat design for those who are not interesting flat design it include a little shadow at the bottom. you can see the difference by viewing at the demo page available for the box layout only.
DEMO:
http://themeforest.net/item/flick-responsive-email-template/5040770