If you're budget-restricted, this Headband will fit the bill. It's a popular choice, while not very pricey. Another strong contender for your wardrobe is this Hipsy Headband. While the price of this item is not very high, it will surely attract a lot of attention. Or you can choose this The Great Headband - be sure you'll be making a stylish addition to your wardrobe.
If you're looking for an item in the middle of the price range, why not opt for this Nina Headband. While the price is very reasonable, this item is an easy wardrobe update.