There is a fantastic coupon code for these half zip sweatshirts to get 50% off the regular price.
That drops the price from $27 to $12.49. There are several colors available but sizes will go fast at this price. The prices do vary slightly according to size and color and some options have an extra coupon for 5% off.
Head over here to Amazon and select your sweatshirt, add to cart and use code: SE5DSDYQ at checkout.