Aerie is an underwear and lifestyle retailer and sub-brand of American Eagle Outfitters. In addition to underwear such as a variety of bras and other underwear, the aerie collection also sells sleepwear, sportswear, loungewear, accessories and nightwear. The aerie brand is sold in a shop-in-shop format in American Eagle Outfitters stores, online through the American Eagle website, and at independent aerie retail stores. Additionally, aerie merchandise is available at 82 licensed international franchises in 13 countries.