Book safe with Metal Lock box - HENGSHENG Hidden Secret Diversion Book Safe with Key Lock,Full Size 9.5 x 6.1 x 2.1 inches Great for securely storing handguns, valuables or personal items, keeping them hidden in plain view so that only you will know where to access your valuables Open book to reveal a secret storage compartment,Perfect for home, office, school, travel, Rv's and boats nside storage area measures: 2 by 5.625 by 9-inch,Complete book measures: 2-1/4 by 6.125 by 9.5-inch Suitable for 9mm Ruger.Can keep Cash, cards, Coins ,and other things inside looks like a real book and will blend seamlessly into your bookshelf contains a metal safe with a key lock