Conclusion:

Flat Bootstrap has a global rank of 1262 and an overall pagespeed score of 85.
Flat Bootstrap uses 26 resources in total, which is 537 kB of data.

This theme is faster than 51.2% of other themes we have tested.

Description by publisher:

Flat Bootstrap by XtremelySocial is a modern, fully responsive, "flat" style theme with a nice color palette, big full-width images, and full-width colored sections. It automatically adapts for desktops, tablets, and phones. It is based on the WordPress standard starter theme (_S) and the Twitter Bootstrap CSS framework. Features include a mobile navigation bar, multiple columns (grid), buttons, icons, labels, badges, tabbed content areas, collapsible content areas, progress bars, alert boxes, carousels (sliders) and much, much more. This is a theme for both users and theme developers with lots of features but without the bloat. For a live demo go to http://xtremelysocial.com/wordpress/flat/.