This is the Artist Proof of Pin 89597. This is Mickey and Minnie riding The Little Mermaid Ariel's Undersea Adventure pin only from set Disney California Adventure® Attraction Booster Pack #89595. This pin features Mickey and Minnie Mouse riding in a pink clam shell vehicle The Little Mermaid Ariel's Undersea Adventure. Next to them is a fish and bubbles. The AP designation on the back of the pin is on the left hand side in the middle. Pin has one pin post and one nub.