Sparkling gold in case he spills some out of his dark, mysterious pot buried deep in the Irish countryside.
A spare hat as green as freshly cut grass if he loses his in an attack by a humungous, vicious ogre.
A vibrantly-coloured rainbow in case the one that leads to the pot of gold fades away into the depths of the baby blue-coloured sky.
A spare belt with a fresh buckle as bright as the sun on it if his one ever gets scraped when he is in vicious attacks.
A patch of gorgeous green shamrocks with their three lime, heart-shaped leaves.