In an earlier post this month, I confessed to hoarding straw hats, but the scope of my hat problem goes beyond that. I also buy baseball caps and sports visors (and beanies in the colder months) regularly. One of my newest purchases is the Madewell Denim Baseball Cap (currently an extra 40% off with code VERYRARE): I like the low profile and lightly curved brim, which suit my head shape and size well. And the denim fabric is versatile and contrasts nicely with both light and dark hair colors.
Here are some more hats in my “collection” that I would recommend: