About This Item: DURABLE MATERIAL - Made of high-quality metal frame and plastic cover with exquisite craftsmanship, which is wear-resistant for long-term usePRIVATE SPACE - Designed with a concealed, easy to use code-lock device. Perfect for hiding cash, collectibles and personal items secretly in plain sight, provide you a private individual spaceEASY TO HIDE - With a realistic dictionary cover look, it naturally blends in with the rest of your library on your bookshelf, makes it virtually impossible to be detectedPORTABLE TO CARRY - Lightweight and compact material, handy and convenient to carry. It can be easily put in your luggage, briefcase and backpack and moreMULTI SIZES - There are 4 sizes for selection, meets your needs. Small-4.5"(L)x2.2"(W)x7.1"(H), Medium-6.1"(L)x2.2"(W)x9.4"(H), Large-10.4"(L)x2.6"(W)x7.9"(H) Product Specification: -Material: Metal construstionandplastic shell -Color: Red or Black or Blue or Brown -Package Include: 1 x Dictionary Book Safe -Features: Durable material, security storage, easy to carry How to Change Password 1. Begin with the combination at 0-0-0 2. Open the lock and slide the switch from A to B to set a new combination 3. Set your new combination and make sure the numbers are centered 4. Return the switch on the back from B to A. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.