Permanent key safe key boxes are convenient locking storage devices that ensures your family knows where your keys are. Key box attaches securely to any wall or flat surface with 4 screws (provided). Key box opens quickly with a simple combination you choose and set yourself with a screwdriver. Multiple keys can be stored inside. 1 key can be attached to the lid so it will not be dropped, carried off, or lost. Key boxes are rustproof, durable, and warranted against defects in materials and workmanship for 1 year.