Rock Key Hider - Charcoal Only you and your family members will know the secret place where your key is hidden. Looks just like an ordinary rock but allows you to hide several keys inside it. Use in gardens next to house or garage. Slot in bottom of rock holds spare keys. Large enough slot to accomodate larger keys. Plastic cover holds key securely. Sturdy molded plastic resists damage and all weather conditions. Overall length is 4".