Staedtler Permanent Special Marker Black

The Steadtler Special marker pen for many special applications such as coated surfaces, nano coatings, optical glass, laboratory glass.

Airplane-safe: Automatic pressure equalisation prevents the pen from leaking on board aircraft
Excellent smudge-proof and waterproof qualities on almost all surfaces
Dries in seconds, therefore ideal for left-handed users
Colour-intensive, low odour
Extremely lightfast (on smooth surfaces: black for 7 years, on paper: much longer)
Black is weatherproof
PP barrel and cap guarantee long service life