Staedtler Lumocolor special F foil pen

Special pen for many applications such as coated surfaces, nano coatings, optical glass, and laboratory glass. Adheres to many surfaces that other fine markers do not. The black Lumocolor permanent special F and M can also be used for marking laundry and for various outdoor applications, such as a garden marker. Airplane-safe: automatic pressure equalization prevents the pen from leaking on board aircraft. Excellent smudge-proof and waterproof qualities on almost all surfaces. Dries in seconds, making it ideal for left-handed users. Colour-intensive and low odour. Extremely lightfast (on smooth surfaces: black for 7 years, red for 1 year; on paper: much longer). Black is weatherproof. Features a clip. PP barrel and cap guarantee long service life. Available in red and black ink colours. Three line widths: 0.4 mm, 0.6 mm, and 1.0 mm.