If you'd rather not spend much, your best bet is this Asos Bandana. It's a wonderful product, while not very expensive. Another nice option is this Kangol Beret. While the price is not very high, be sure that this product will become an excellent addition to your wardrobe. You may also want to look at this Ted Baker Hat. This item is not expensive either, but it will make a difference in your wardrobe.
For something in the middle of the price range, look no further than this Tommy Hilfiger Beanie. This item won't break the bank, but definitely deserves a place in your wardrobe. It's also worth taking a look at this Jack Wills Hat. This item is extremely popular and, just as importantly, not very expensive. Alternatively, opting for this Johnstons Beanie is a wonderful choice as well!