Marc Jacobs Rare Victorian Dress 100% Silk Size XS 
Color brown. Oversized dress, flowy and lightweight. Straps for a naked shoulders style! Buttons Mini ruffled details. 
In great condition. 

Measurements laying on flat are:
Bust: 21”
Dress length: 30”
Sleeves length: 18”
Waist: 18”
Hips: 25”