Discover the versatile Lumocolor permanent special pen 319. Suitable for many exceptional applications such as coated surfaces, nano coatings, optical glass and laboratory glass. Also perfect for use on silicone, laminating film and the latest generation of spectacle lenses. This marker even sticks to surfaces where other markers fail. The black Lumocolor permanent special F and M can also be used to mark clothing and for a variety of outdoor applications. With excellent smudge resistance and water resistance on almost all surfaces. Dries after a few seconds, intense colors and virtually odorless. Without xylene and toluene and extremely light-resistant. The housing is made from 97% recycled plastic (body, cap and end cap).