M&S Per Una Women's Strappy Midi Dress.

Fit and flare, with asymmetrical swishy hem.

UK 12 R.

Please see photos for measurements and compare against a similar well fitting item of your own.

There is no stretch to the fabric.  Please check measurements carefully. 

Photographed on a size UK 12 mannequin, and is a snug fit.

The dress was hardly worn, but does have a mark, as photographed.  This didn't wash out. It us a similar colour to the print, so doesn't stand out as a mark.

Posted promptly with Royal Mail Tracked.  Fast and reliable service.