A keyring or split ring or "circle cotter" is a ring that holds keys and other small items, which are sometimes connected to keychains.

This Gryffindor House keyring has an enamelled tag and a 2D house emblem. If you are sorted into this house, you are in the company of Harry, Hermione, and Ron. You are valued for bravery, daring, nerve, and chivalry, all characteristics of the lion and anyone in this house! Made from Zinc alloy with enamelled detail. Supplied on official Harry Potter branded packaging. The House of Spells is the officially licensed Harry Potter Jewellery & Accessories seller.