Navigator Ponytail Series Sun Protection Hat with UPF 50+ 。Product details Fabric type100% Cotton Care instructionsHand Wash Only Closure typeHook and Loop About this item Material of sun hat: double-layer 100% cotton fabric, durable and light-proof; Outer layer of the upper part of the womens sun hat is cotton fabric, which is soft and comfortable, keeps your head cool in hot days; Size Introduction: the packable sun hat with ponytail hole has one sizes: size medium-large is suitable for a head circumference of 56.5-58.7cm/22-23 1/8\";The UPF 50 hat come with an adjustable buckle, which can adjust the head circumference to your size; the brim is 9.5cm /3.74 inches, the wide brim can provide adequate sun protection for your face and neck; Unique Design: womens mens sun hat has a setting wire at the brim, you can change the brim into any style you want; Wide brim sun hat match with a windproof cord of the same color, it can be firmly worn on the head even in windy days; Foldable Hiking Hat: Packable and crushable, it can be folded for packing easily, back into shape nicely; Great for beach,boating,park walking, hiking, fishing gardening or farm chores, family gathering ect.