Call of Cthulhu stickers, a set of 50, perfect for almost every occasion. If you play the role paying game, then these are great for adding to your character sheets etc. Full range of products for the RPG from Chaosium below;
These stickers are based on the HP Lovecraft stories and are paper backed, approximately 55mm across.
Excellent site dedicated to HP Lovecraft here; https://www.hplovecraft.com/