American Eagle Outfitters’ Aeire brand of swimwear sales has more than doubled in the past two years. In the first few months of this year, US swimwear sales grew at an annual rate of 10%, higher than the average of 3.2% from 2010 to 2017. Abercrombie & Fitch CEO Fran Horowitz said that Instagram has established a dialogue between the company and its customers. After the British model Iskra Lawrence released her own photos to her millions of Instagram fans, Aerie’s pink super scoop one-piece swimsuit sold the “high cut clumsy trophy” in less than two weeks. “Back to New …