Mini Hollow Donkey Shaped Pinatas (3 Pack) Party Decor. Hang these papier-mch piatas as Cinco de Mayo party decorations or display them as centerpieces at your fiesta! 3 Pack. These mini piatas are a fun and easy way to decorate for your celebration. 4" x 7" Spice up your fabulous fiesta with even more Cinco de Mayo party decorations on our site.