The Great American Pastime and the Fourth of July. New Era Caps have been releasing a special MLB 59FIFTY cap for the past few years to celebrate the Fourth of July. This year’s rendition of the Stars & Stripes fitted hat is available in both navy and red colorways. Look for every team MLB team to sporting the hat on-field on July 4th. The New Era 59FIFTY MLB Fourth of July Collection is available now at NewEraCap.com for $38.