Silky summer boho pink & olive green maxi dress - size S/M

In good pre-owned condition. No tags, so please note sizing below. Fully lined. Side zipper closure. Plunging v-neck. Has a silky/satiny feel, but no material tag. Approximate measurements: Pit to pit when laid flat 15" Chest underneath bust when laid flat 13" Length from top of shoulder to bottom hem 48"