This  is Tappy, she's one of the  from .

Tappy is pink with yellow eyes and yellow hair and has a pair of pink and blue sneakers for her symbol. As one of the Newborn Ponies, she's smaller than the other . 

Tappy has a mark under her chin, as shown in the photos, but is otherwise in good vintage condition.

The bottom of her foot is marked "87 Hasbro Inc."

 Condition: Used, vintage