Slip a spare key into this low-profile magnetic box and mount it on a metal surface under a car, inside a garage, or behind a steel shelf. The compact design stays out of sight yet keeps keys ready for emergencies, valet parking, or for friends borrowing the RV or boat. Look for terms like magnetic key holder, car hide a key, and diversion safe for vehicles to find this simple security upgrade. It’s a practical Christmas add-on for road-trip lovers.