This model is also available in store.
Long tank dress with thin adjustable straps. With a V-neck that will mark your silhouette as well as its elasticated back. It is also decorated with a bare back with a bow to tie in the back. It's a fairly loose fit.
I am 1m67 tall and wear size M.
It is made of viscose and can be washed by hand and ironed with a gentle iron.