New Era MLB Mens Authentic On-Field Cap Polyester 100% Made in the USA and Imported Performance undervisor is black to reduce glare Same cap worn on the field by your favorite MLB team All on-field caps now made with enhanced performance fabric, sweatbands and undervisors Moisture management takes away moisture away from the skin and moves it into the fabric, resulting in a cap that is cool and dry Performance undervisor is black to reduce glare