For something in the middle of the price range, look no further than this Pinko Cap. This item doesn't cost a fortune, but absolutely deserves a spot in your wardrobe. You might also want to take a look at this Rag & Bone Baseball Cap. It's an attractive option both price and quality-wise. Look at this Cap too! Great value for your money.
If you can afford to splurge, then you absolutely must check out this Stella McCartney Baseball Cap. This product seems expensive, but it's well worth it. While you're at it, also have a look at this Golden Goose Cap. Yes, this item is expensive, but it does not mean it's not worth it.