If you're looking for an affordable item, your best bet is this BDG Knitted Hat. It's a popular piece, while not very pricey. Another nice option is this Urban Outfitters Beanie Hat. While the price is not too high, be sure that this piece will become a wonderful addition to your wardrobe. You might also want to consider this Kimchi & Blue Beanie Hat. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.