Platypus and Banksia enamel pin. Each hard enamel platypus pin is 40mm (1.5”) wide. The pins have two posts on the back, with green rubber clutches. The pins are stamped with logo, JesseIrwinArt. Your pin may have a speck of dust or minor scratches or other minor imperfections, this is unavoidable due to the handmade nature of enamel pins.