Get outdoors with the Columbia(R) Rugged Outdoor(TM) Mesh Hat. Omni-Shade(R) Sun Protection technology helps block damaging UV rays from reaching your skin, allowing for more carefree hours in the sun. Flexfit fitted cap for optimum comfort. Ventilated back for added breathability. 98% cotton, 2% polyurethane front panels; 95% polyester, 5% polyurethane rear panels. Product measurements were taken using size SM/MD (6 5/8-7). サイズにより異なりますので、あくまで参考値として参照ください. 実寸(参考値): Circumference: 約 53.34 cm Brim: 約 6.99 cm