The Kestit dress is made of organic cotton twill, and it has a slim, A-line fit and the Unikko pattern Details This sleeveless dress has an open square neckline, concealed zipper in the back seam, and side seam pockets. 96 % Cotton, 4 % Elastane Care Follow the washing temperature on the label. Wash separately and inside out. Close the slide fasteners before washing.