What we particularly recommend you is this Mini Wall-in Style Electronic Code Metal Steel Box Safe Case 20EA. Made of high quality metal material, this safe box is in high strength and solid structure, really durable to use. Adopting highly advanced technology, it supports password function, easy to be stolen by others. Durable outer cover is wear-resistant to use. This safe box is in wall-in style. It also comes with keys, batteries and expansion screws for convenience. Order one and it won't let you down!