Anthropologie "Fleur Bleue" 
T Shirt Shift Dress
Cotton Modal (95% cotton, 5% elastane)
This is not a flimsy, see through cotton dress.  It has a bit of substance and falls nicely when worn.
Small
shoulder to shoulder 14"
underarm to underarm 18"
Bust 36"
length from top back of garment to hem 32.5"