This pack of 30 legami pens is great for party bags and fantastic for teachers looking for a cool and useful gift for their class.you no longer need worry about making mistakes with these legami teddy bear erasable gel pen red ink pack of 30.using their red heat sensitive ink, you can erase any mistakes by simply rubbing them with the plastic sphere set at the end of the pen.the sphere is not subject to wear like normal erasers, it doesn't ruin the surface it is used on and it erases flawlessly.these attractive erasable pens with a cute teddy bear lid have a tip diameter of 0.7 mm and a nib of 0.35 mm, perfect for brightening up your school pencil case or pen pot.. Legami teddy bear erasable gel pen red ink pack of 30. Great for class gifts. Ideal for party bags. Heat sensitive red ink. Erase mistakes by rubbing them with the plastic sphere. Soft touch feel. Tip diameter of 0.7 mm. Nib 0.35mm. Easy glide