Staedlter box of 6 Lumocolor Permanent Fine pens: Red, Blue, Green, Orange, Brown and Black.

Fine (0.6mm line width) universal pen for use on overhead film and almost all surfaces.
Permanent, low-odour ink.
Dries in seconds.
Excellent smudge-proof and waterproof qualities on most surfaces.

For all-purpose marking on plastic, glass, metal, wood, paper and many other materials, Lumocolor markers offer the perfect solution.