Hot Focus Secret Diary with Passcode Lock and Invisible Ink Pen &ndash; 6&rdquo; Journal Notebook with 100 Double Sided Lined Pages for Kids SECRET DIARY  Keep your secrets and innermost thoughts safe with the built in passcode lock. Not just for writing, this journal is perfect for keeping doodles, photos, and clippings safe from prying eyes. 3D DESIGN Lenticular designed journal cover giving you that moving 3D effect. Colorful emoji themed artwork guaranteed to make your diary stand out. Hard cover for extra writing support and lasting protection. Measuring at 6 x 4.5, this hardcover journal has 100 double sided lined pink pages, passcode lock and double sided pen quipped with invisible ink, ballpoint pen and UV black light. PASSCODE LOCK  Built in passcode lock to keep secrets safe and keep out unwanted intruders. Every journal comes with its own secret passcode. Just push down the 4 digit code and press down on the center button to release the lock and life the cover open. Once youre done, just close the diary and push down all the buttons to lock your journal and keep your code secret. INVISIBLE INK  Not just a lock, this diary comes with an invisible pen! The double sided pen is equipped with a ballpoint pen, invisible ink pen and black light built into the pen cap. Write secret messages that only you can see while shinning the special black light! KEEPSAKE  This secret diary is a fun way to encourage creative writing and hours of fun. A perfect place to record memories that can last a lifetime. Recommended for ages 4 and up.