Here is a stunning long sleeve dress by Keram New York. Feels like mostly or all polyester. Dark blue background with bold and vibrant floral print throughout. 21" zipper down the back. Slightly high waist with ruffle detail at the cuffs. Fairly light weight, sheer, soft, comfy, and in amazing shape with lots of life left! Here are the exact measurements taken laying flat. (be sure to reference the last photo to see how I measure dresses)

Here are the measurements:

Bust 18"
Waist 13"
Hips 26"
Sleeve 23"
Length 58"

This item is sold from a vintage boutique in Roanoke, VA.