Ella Moss Gioannia Dress in Black. - size S (also in ) Ella Moss Gioannia Dress in Black. - size S (also in ) Rayon blend. Dry clean only. Fully lined. Elastic waist. Ruffle trim. Crinkled fabric. ELLA-WD1285. ED18101. Founded in 2001, Ella Moss has mastered the laid-back sophistication of the brands Los Angeles roots. Feminine, refined, and fashion-forward, the collection is known for their inherent mix of style, colors, patterns, and textures to create a look that is uniquely their own. For the girl who knows how to dress up a tee and dress down a maxi, Ella Moss offers coveted must-haves for the modern girls dream closet.