If you're a thrifty spender, this Mango Outlet Scarf will fit the bill. It's a popular choice, while not very expensive. In this price range, you can also look at this Closed Scarf. It's also a popular item and won't break the bank. You might also want to consider this Asos Scarf. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you want to treat yourself, consider choosing this Fendi Scarf - a great luxury choice. While you're at it, also have a look at this Etro Scarf. Yes, this item is expensive, but it does not mean it's not worth it. Why not also check out this Giorgio Armani Scarf. You won't regret the money spent!