This WDW pin #14139 features the Rock 'N' Roller Coaster in Disney's MGM Studios park,before it became Disney Hollywood Studios. The pin is fairly round with gold and white roller coaster tracks on a dark blue background. On a slider track around the center of the pin is a light blue Cadillac with Mickey, Donald, Goofy and Pluto riding in it. At the top of the pin, in a semi-circle, is "Disney's MGM Studios". At the bottom is a black and yellow crash barrier. On back in a vertical rectangle is a Mickey icon with "Official Pin Trading 2008" written over it. Below the icon in script is "Rock 'N' Roller Coaster". Below it is "© Disney" and below it is "Made in China". The pin is approximately 1.25" x 1.5" in size. It has some weight to it because it is .125 inches thick.