This is a Happy Leonardo on a green stem from the first series of TMNT pez. The series 1 Teenage Mutant Ninja Turtles were produced in the mid 1990's. There are 4 characters - Leonardo with a blue mask, Donatello with a purple mask, Raphael with a red mask and Michaelangelo with an orange mask. Each character comes in both a smiling version and an angry version and each of these came on 8 different color stems - red, purple, orange, green, yellow, blue, black and teal. Wow - collect 'em all! This one comes loose and ready to display!