The Master Lock Select Access Security Key Box 5400EURD features a sturdy 90 mm wide metal housing and is designed for storing multiple house keys. No more hiding your keys under the doormat or flower pot: the Select Access Security Key Box is the perfect solution for granting others access to your keys. The design allows for mobile use in various locations. Keyless convenience and enhanced security are provided by a customizable 4-digit combination. A door flap protects the dials from weather conditions, dirt, and grime; the rounded housing and vinyl-coated shackle protect against scratches.