Material: High-quality PU Cover size: 21.5cm×15cm / (8.47" x 5.9") Paper inside size: 20.5cm×14cm / (8" x 5.5") 110 sheets/220 pages Password Open Method: -The origin passcode of the notebook is 000 -Sliding to the left button, you can open the notebook. Password Modification Method: -At the password state, button to the right to promote,while rotating digital wheel, do not release the button, Then set up your new password。 -Set up a new password, and then release the button, the new password is set. please remember your new password Note: If you forget the new password(Look at the last picture), Find the groove below the password digital wheel.Find all the three Numbers that the grooves corresponding to，you can open the Locking Journal Diary.