The Elements of Inclusion Pin, Science Pins, STEM, Pride Pins, Periodic Table, Great Gift for LGBTQ Scientists, Teachers and Allies This rainbow science pin spells out INCLUSION in authentic elements of the periodic table. Science greatly benefits from all perspectives, and the more diverse and intelligent minds we pool together, the better the outcome. It's simply elemental! ABOUT THE HARD ENAMEL PIN WITH PRINTING Hard enamel pins are considered the fanciest style of custom pins. These custom enamel pins are filled and polished to a smooth, shiny finish. Then they are screen-printed with details that would otherwise be lost on soft enamel pins. They are considered to be the highest quality style of enamel pin. Also referred to as cloisonné, these custom lapel pins are sure to delight. Size: 2" x .3125" Material: Iron or Zinc alloy Clasp: Two black PVC covers Comes with a small bag