Check the listing for details. The New English Dictionary Book Safe Hideaway Lock Box, Keyed, Medium. Color: Blue, White, Gray, Condition: Used. Listed at 7.99 USD. The New English Dictionary Book Safe Hideaway Lock Box is a medium-sized, keyed lock box made of paperboard and metal. Designed in a matte finish in blue, white, or gray color, this hideaway is perfect for safely storing money, keys, and other valuables. With its unique design featuring a hidden compartment within a book, this lock box provides a secure and discreet way to protect your belongings. Ideal for home, office, or travel, this book safe is both practical and stylish for any security-conscious individual. This is a 9 1/2” x 6” x 2” faux book which is actually a storage container for valuables under lock and key. I am not sure if this is fireproof, but it is a way to keep valuable safe in your bookshelf.