For many special applications such as coated surfaces, nano coatings, optical glass, laboratory glass - Adheres to many special surfaces on which other fine markers do not - The black Lumocolor permanent F and M is also suitable for marking laundry and for outdoor applications "Garden marker" - Superbly smear-proof and waterproof on almost all surfaces - Dries in seconds, making it perfect for left-handers - Colour-intensive, low-odour ink - Xylene and toluene-free ink - Extremely light resistant (on smooth surfaces: black 7 years, red 1 year, considerably longer on paper) - Black is weather-proof - Airplane-safe - automatic pressure equalisation stops the pen leaking on aeroplanes - Barrel and cap made from PP for a guaranteed long service life https://elecena.pl/product/18338415/319-m-9-permanent-special-pen-m-1-0-mm-black 2021-05-05 https://elecena.pl/product/18338415/319-m-9-permanent-special-pen-m-1-0-mm-black 2023-02-20