A "lucky" heart spins open to reveal a four leaf clover. UPDATE: With sincere thanks to our reviewers, we have improved the construction and quality of this key fob. Our silver items have a protective lacquer finish to help prevent oxidation. To care for our silver items, simply wipe down your pieces with a dry, 100% cotton cloth. We offer our own which you can safely use. We offer for caring for our leathers. Keep your items away from water, jewelry cleaners, silver cleaners, treated polishing cloths, perfumes, hairspray, lotions, hand-sanitizers and make-up.