Rock the luck of the Irish with our SF St. Patty's Flex 3930 Cap from New Era! Inspired by the city of San Francisco, this flex fit hat features a green 4 leaf clover pattern all over and an SF logo on the front in green, orange, and white. Crafted from 95% polyester and 5% spandex, this hat is perfect for any St. Patrick's Day celebration or everyday wear. (May the leprechauns be with you!)