"ROFL" measures 1.5" and has two posts on the back for safe fastening. It's plated with gold.
All enamel pins come with butterfly clasps. Locking backings are available in the Lydiarts and Craft shop.
Please be aware that Lydiarts and Crafts is dedicated to reducing waste, therefore all enamel pins comes in the bag supplied by the manufacturer and no backing card. Thank you for understanding!