As worn by Kate Moss the Iconic Stella McCartney optical illusion dress in size IT38, would fit a UK 8. Brand New and Unworn. 

Please contact me for exact International Postage Costs before purchase.

The material has a stretch to it especially where the mesh is along bust waist and hip. Approx measurements below:

Waist 13 inches flat

Bust 14 inches flat

Length 33 inches

Hip 16 inches