If you're a frugal shopper, this Rails Button-Up Shirt will fit the bill. It's a great choice, while not very expensive. Another strong contender for your wardrobe is this J.Crew Classic Shirt. While the price of this item is rather reasonable, it will surely attract a lot of attention. You may also want to look at this Dress Shirt. This item is not expensive either, but it will make a difference in your wardrobe.