When looking for the Staedtler Lumocolour Permanent Special pens, they must have a gold band on them with the word “special” imprinted.  The product code is 319.

• For many special applications such as coated surfaces, nano coatings, optical glass, laboratory glass
• Also for use on silicone, laminating film and newest generation of optical glass
• Adheres to many special surfaces which other markers do not adhere to
• The black Lumocolor permanent special F and M can also be used for textiles and wide variety of outdoor applications
• Excellent smudge-proof and waterproof qualities on almost all surfaces
• Dries in seconds, therefore ideal for left-handed users
• Colour-intensive, low-odour
• Xylene and toluene-free ink
• Extremely lightfast (on smooth surfaces: black for 7 years, red for 1 year; on paper considerably longer)
• Black is weatherproof
• Airplane-safe – automatic pressure equalization prevents pen from leaking on board aircraft
• PP barrel and cap guarantee long service life

In USA

Staedtler Lumocolor Permanent Special – all search results on Amazon.com

Staedtler Lumocolor Correction Pen each correction pen