New York Mets Royal 59FIFTY Alternate 3 Diamond On-Field Fitted Hat Show your team pride in style! This Officially Licensed fitted cap by New Era is 100% polyester with a structured fit and flat brim. Team logo is embroidered on the front, and MLB logo on the back. The On-Field hat also features CoolEra and DryEra technologies which wick away sweat and repels weather-related water. Wear what the Pros wear. *Authentic Collection*100% polyester *CoolEra and DryEra technologies *Flat brim with ability to curve*Officially Licensed MLB Merchandise