This weekend only, bralettes are buy one, get one free at Aerie. Better yet, shipping is free on bra purchases and you'll also get a free return label. For example, add two of these Aerie Palm Lace Plunge Bralettes (pictured) to your cart and the total lowers from $53.90 to $26.95. It comes in five colors in sizes XS-XL. Sales tax is charged in most states.