From Figpin Collect Awesome. Crafted from cast zinc alloy and inlaid with vibrant, hard synthetic color enamel, each pin is finished with an electroplated nickel coating for a sleek, polished look. Measuring approximately 1 1/2" in height with a 2mm thickness, these mini pins are perfectly sized for display. Encased in a durable ABS plastic shadow box, each FiGPiN also features a laser-engraved, alphanumeric serial number on the back, ensuring that every piece is truly one-of-a-kind. Blind mystery packaging.