BB Dakota Cassia Dress in Blue. - size L (also in ) BB Dakota Cassia Dress in Blue. - size L (also in ) Poly blend. Hand wash cold. Fully lined. Allover lace fabric. Hidden side zipper closure. BBDA-WD723. BIH208097. BB Dakota is an eclectic shake up of the modern girl. We believe that fashion is about self-expression and taking risks, but more importantly, its about having fun. We design for the rule-breakers, the dreamers? BB Dakota supports the moment.