Maxi Vest, Long Vest, Women's Cardigan, Tie Dye Vest Cardigan, Maxi, Tie Dye in Multi Blues w/Purple, S/ M 
The perfect light weight cardigan. The Fabric is 94% Rayon / 5% Spandex It feel soft and luxurious, Comes in S/M
S/M across the upper back 18", Hips 48" Length from the top of the shoulder to the bottom 38"

In addition to the back measurements it also has that plus a little in the front.

Feels soft and rich and luxurious!