Stylish: This notebook comes with a password lock feature, allowing you to keep your thoughts and secrets safe. Write down your innermost feelings without worrying about them being seen by others. It's like having a locked garden in your heart.Material: The lockable notebook features a PU leather cover that feels comfortable to the touch. Its neat stitching and fashionable appearance make it an attractive accessory.Easy to Use: The password is "000". To unlock the notebook, simply slide the button to the left side and you can open the password lock.Customizable Password: You can easily change your password while it's unlock by sliding the button to the right side and rotating the number wheel without releasing it until you've set your new password; release the button setting up your new password.Size: This noebook with dimensions of 14.8cmx21.8cm (A5 size). Each package includes a notebook in a beautiful color. Specification: Material: PU Leather and Paper Size Chart: 14.8cmx21.8cm/5.83inchx8.58inch Package Includes: 1 Diary with Lock Note: Please allow slightly errors 1-2cm differences due to manual measurement.