Rep your New York Mets with pride and authentic on-field style in this Player Replica 39THIRTY M-Crown Flex Hat by New Era. As the official replica of the cap worn by all MLB players, this hat lets you feel like part of the team. The 39THIRTY's premier stretch-fit design ensures a comfortable fit, while the raised embroidered graphics showcase your unwavering New York Mets fandom. With its structured fit and semi-full M-Crown shape, this hat is the perfect way to top off your game day look. M-Crown has a semi-full shape that sits higher than the original 39THIRTY. Mid Crown. Official replica of the New Era Authentic Collection cap worn on-field by all Major League Baseball players. Wipe clean with a damp cloth. Imported. Curved bill. The 39THIRTY is New Era's premier stretch-fit style, engineered specifically to create a comfortable fit. Structured fit. Six panel construction with eyelets. Material: 95% Polyester/5% Spandex. Stretch fit. Brand: New Era. Officially licensed. Raised embroidered graphics. Size: S/M. Color: Black. Gender: male. Age Group: adult. Material: COTTON.