Outdoor Research Swift Cap One Size / adjustable Unisex Shaped brim shades your eyes and nylon panels provide UPF 50+ sun protection on the crown of your head 3-panel mesh completely covers the top of the head, providing breathability for coolness and wicking away dampness for comfort Another 3 panels rest lightly above the forehead and scalp (and above the mesh) where they stand ready to block any wind and rain that dare show Adjustable closure in back for a snug, comfortable fit Low profile fits nicely under a helmet for climbing and ski touring Accent color along edge of brim and in forehead logo Machine wash cold; do not bleach; drip dry; do not iron; do not dry clean Weighs 2.5 oz. (71 g) LIKE NEW CONDITION