if you're in a thrifty mood, this Mod-o-doc Sweatshirt will fit the bill. It's a fail-safe choice, while not very expensive. Another strong contender for your wardrobe is this Splendid Littles Sweatshirt. While the price of this product is competitive, it will surely attract a lot of attention. You might also want to consider this Lucy Sweatshirt. The price is very reasonable, but the effect on your wardrobe will be pretty fantastic.
If you're not the one to skimp on clothes, then you absolutely must check out this Arc'teryx Hoodie. This product seems expensive, but it's well worth it. Why not take a look at this Neil Barrett Hoodie too? Expensive, but worth every penny.