Get 10 pairs of select women's undies for $30 when you use the code UNDIE in your cart during this promotion at Aerie. Shipping is free on orders over $50, otherwise it adds $7. The promotion includes these Aerie Real Soft Cotton Logo Boybriefs, which list at $9.50. It also includes these Cotton Logo Boybriefs and Cotton Logo Bikinis, which also list at $9.50. Add 10 pairs to your cart, then use the code. The price falls from at least $95 to $35 to $30. There are many sizes and styles to choose from, but the offer only applies to styles with the "Buy 10" flag. Sales tax is charged in most states.