THECARTPRESS IS COMPATIBLE WITH MOST OF THE WORDPRESS THEMES
TheCartPress 1.3.1 introduces universal theme compatibility making it compatible also with all WordPress themes.
TheCartPress has the ability to provide its core template files injected into standard WordPress templates in a seamless manner. In other words, users may now choose any WordPress theme for their site and then simply activate the TheCartPress plugin.
Of course you can extend your theme or create child themes taking advanced of WordPress template hierarchy and TheCartPress template hierarchy