A true summer essential this paneled fisherman will compliment any outfit made from a fine cotton twill weave with upf 50 as standard with a inner performance lining with climate control technology this is the go to piece for the summer sun style product shapebaseball cap upf 50 shell climate control technology fully lined pure cotton shell stitch detailing care and composition composition 100 cotton lining 60 cotton 40 polyester care instructions machine washable