Record your secrets and lock them away for your eyes only! A lock and 2 keys are included. Select styles include a magic felt pen! Select styles include a magic felt pen! Magic felt-tip: 5.1 x 0.2" invisible ink which appears in the beam of the uv light hidden in the lid. On/off button, functions with 3 lr44 batteries (included). 88 pages 6.1" x 7.8"x 0.4" ...Read More *This item is excluded from sale events and not available for additional discounting or promotional offers.