Donna Mizani Gweneth Mini Dress in Black. - size L (also in ) Donna Mizani Gweneth Mini Dress in Black. - size L (also in ) 100% poly. Dry clean only. Fully lined. Side cut-out detail. Burnout polka dot detail. Hidden back zipper closure. DONN-WD292. D1430 F108. Designer Donna Mizani launched her eponymous line in 2008 with a collection of soft knit silk pieces. Known for her ability to spot trends, Mizani's collection embodies a style for the fashion-forward. Classic dresses and separates feature modern twists and current details, all rendered in a cool, seasonal palette.