The OHP permanent fine prints have a special adjustment tyre and apply seamlessly to most smooth surfaces such as glass, wood, metal, stone or cardboard. Extremely saturated and light-resistant colors with clear picture: black, blue, red and green. The rubber corrects text from all smooth surfaces such as CD, DVD, Blu-ray and foil. Thinwriters are available with 3 sizes of lines of writing: S, F and M.
It's a permanent tweet.
With a flat surface adjustment tyre.
Lightproof.
Excellent drawing on smooth surfaces. 
Temporarily out of stock