Game changer.Amazingly easy; simply amazing. The ingenious mini tool makes changing keys childs play. Simply split the key ring effortless and easy on the fingernails. And even better: SPLIT IT has two good sides and also works on unfamiliar key rings. From the TROIKA Design Werkstatt. Keyring wedge-shaped tool for easy changing keys , fingernail-friendly, cast metal, chrome plated, shiny, silver.