Carve out some time and space and grab your invisible ink pen! There are 216 pages just waiting to be filled with any hopes, dreams and thoughts you might have and want to protect with a "cloak" of invisibility! Includes 216 page lined book with special pages for invisible writing, lock, 2 keys and invisible ink pen. For ages 5 and up. WARNING: CHOKING HAZARD - Small Parts. Not for children under 3yrs.