A simple UPF 50 sun cap gets the job done best. The Outdoor Research Swift Cap is comprised a lightweight, breathable mesh, with a 3-panel nylon layer on the crown to block the harshest UV. It also has a moisture wicking sweat band and adjustable at the back. We’ve worn this one all around the world.

2.5 oz | $30

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Compare this to more great options in our guide to the best hiking hats.