Rixo Hattie dress small NWT

Shown in first picture with a belt (which isn't part of the dress). Please note small stretch by the side zipper under armpit (see pic). Not visible when warm as it's on the side. Beautiful Rixo dress, only tried on. NWT, retailed for $400 Fabric: Lightweight, Non-Stretch Linen Weave Spotted Print Square Neckline And Long Sleeves With Elasticised Shoulders Smocked Back Thigh-High Slit At Hem Hidden Zip At Side Shell: 55% Linen/45% Viscose Hand Wash