Fjallraven Men's Abisko Hike Long Sleeve Shirt Polyamide Imported Button closure Made from a soft functional fabric that wicks away moisture and feels cool against the skin Convenient garment that takes up little space when packed Well-fitting cut and ventilation opening at the back yoke that lets out excess heat Buttoned front opening and vertical chest pocket with zipper and mesh lining Sleeve buttons keep rolled up sleeves in place and it has built in UV protection, UPF30