The Heat Reactive A5 Colour Changing Notebook is a unique writing accessory that transforms in color when touched. Utilizing heat sensitivity, it changes to vibrant yellow when you leave handprints or doodle with your fingertip. With 80 pages of lined paper, this notebook is perfect for taking notes, journaling, and creating to-do lists.

Its compact size of 5.9" x 8.25" makes it easy to carry around, allowing you to express your creativity anywhere you go.

• Heat activated color changing technology
• A5 size: 5.9" x 8.25"
• 80 pages of lined paper
• Great for notes, journaling, and to-do lists
• Lightweight and portable design