Voberry Fishing Outdoor Cap Canvas Woodland Military Large Brim Boonie Hat with String Hat circumference:55-60cm / 21.6-23.6in Material: Polyester ,Apply a gender: Neutral / both men and women Two eyelets on each side, good for breathability Adjustable drawstring for fixing the hat, especially in windy days Also suitable for you when taking other outdoor activities, such as hiking, travelling, mountaineering, sport event, etc