BB Dakota Jack by BB Dakota Percival Sweater in Rose. - size M (also in ) BB Dakota Jack by BB Dakota Percival Sweater in Rose. - size M (also in ) 100% acrylic. Hand wash cold. Knit fabric. Back cut-outs. Rib knit edges. BBDA-WK226. JH306183. 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.