Barbie reveals 1st doll with Down syndrome Barbie Fashionistas Doll with Down Syndrome wearing a Floral Dress created in partnership with The National Down Syndrome Society. , Meaningful symbols are incorporated thoughout her outfit, like A Barbie with Down syndrome is already selling out. Here's how kids with the genetic disorder are reacting. Barbie Fashionistas Doll with Down Syndrome #229, Heart Print Dress Walmart.com