Don't worry, be happy: more than a pen, a time machine that lets you go back whenever you want; the ball placed on the end acts incognito, removing the red heat sensitive ink without consuming either the paper or itself Features: The ball placed at the end of the pen does not wear like normal erasers, does not damage the affected surface and erases excellently; writing smoothly TIP SIZE: With a tip diameter of 0.7 mm, this cute pen is great for all types of use, at school, in the office and in your leisure time Pen size: diameter 0.8cm, height 15cm; tip diameter: 0.7mm; heat sensitive ink WORLD BANDS: We have a universe of worlds at your disposal; we create quality objects that are always different, colorful, positive and fun, great for everyone and for every mood; at Legami you can always find your world to discover and explore day by day: a world of happiness for when you are a little down, a world of surprises for when you are bored, a world of inspirations for when you are short of ideas, a world of different emotions constantly evolving