The shape of this pin is Cast Member badge and Ariel is represented on this pin.
At the left of the pin there is a pink and purple clam shell and at the top there is a lilac starfish.
The reverse is silver and is impressed with mickey heads. Written on the rear of the pin is “2016 (c) DISNEY MADE IN CHINA Disney Parks Cast Exclusive”. There is a Disney Pin Trading Logo on the reverse. One post along with two nubs can be found on the back.