Keep a cool head in all kinds of weather with the Columbia Watertight Booney Hat. Rugged 100% full dull nylon plain-weave fabric boasts Omni-Tech waterproof/breathable technology and fully sealed seams, ensuring that you stay comfortably dry. Omni-Wick technology pulls moisture away from the body so sweat can evaporate quickly. Hook-and-loop tabs at the sides, an adjustable chin strap, and an adjustable drawcord and toggle in back provide a secure, personalized fit. Imported. One size fits most.