This heart-shaped steel padlock, approximately 12 cm tall, is a fully functional lock in a medieval heart or leaf shape and is very solidly constructed. It serves not only as a decorative accessory but can also be used to secure objects. The exact dimensions of the shackle of this specific 12 cm model are not explicitly stated in the available information; however, comparable mini-padlocks have a shackle diameter of approximately 0.28 cm.