If you're budget-restricted, this Ariat Denim Shirt will fit the bill. It's a foolproof choice, while not very pricey. Another strong contender for your wardrobe is this Prana Button Shirt. While the price of this product is not very high, it will surely attract a lot of attention. You may also want to look at this Patagonia Oxford Shirt. This item is not expensive either, but it will make a difference in your wardrobe.