If you're budget-restricted, this Asos Beanie Hat will fit the bill. It's a foolproof choice, while not very costly. Another strong contender for your wardrobe is this Hinge Beanie Hat. While the price of this item is competitive, it will surely attract a lot of attention.
If you're looking for a happy medium, we've got your back with this Rag & Bone Beanie. This item is likely to become a total wardrobe staple.