Linen Sundress

sundress
A light, loose, sleeveless dress, typically having a wide neckline and thin shoulder straps
A sundress, intended for summer wear, is an informal dress of any shape in a lightweight fabric, most commonly cotton. The dress is intended to be worn without a layering top, and the design must therefore cut a balance between modesty and sun exposure.
a light loose sleeveless summer dress with a wide neckline and thin shoulder straps that expose the arms and shoulders

linen
Cloth woven from flax
white goods or clothing made with linen cloth
Garments or other household articles such as sheets made, or originally made, of linen
a fabric woven with fibers from the flax plant
a high-quality paper made of linen fibers or with a linen finish