If you're looking for a thrifty option, your best bet is this Brixton Fisherman Cap. It's a wonderful product, while not very expensive. Another strong contender for your wardrobe is this BP. Fisherman Cap. While the price of this piece is not too high, it will surely attract a lot of attention. You might also want to consider this Sole Society Flat Cap. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.