FREE Shirt When You Spend $30+ at ThinkGeek

FREE Shirt when you spend $30+ on apparel!
Here's how the deal works:
1. Choose your size below and click "Buy Now."
2. Add at least $30 worth of additional apparel products to your cart (not including tax or shipping).
3. Enter code ITSAPI during checkout, and your shirt will be discounted to $0. Promotion ends 11:59pm ET on 3/14/15.