Summer's Hottest Hats

Not just for bad hair days, the toppers Jessica Alba, Ashlee Simpson and more wear keep them looking and feeling cool

JESSICA ALBA

Why we love it: It's a classic shape, but with feminine detailing (see the ribbon and embellishment), plus the rim is slightly broader than most fedoras so it offers more sun protection.
Where we'd wear it: Any location where the uniform consists of bikinis and flip-flops