Staedtler Lumocolor Non-Permanent Omnichrom Pencil Blue (Pack 12) 108-
Manufacturer Code : 14414SR. Staedtler Lumocolor Non-Permanent Omnichrom Pencil Blue (Pack 12) 108-3.For opaque non-permanent marking on almost all surfaces even on dark or transparent ones e.g. paper plastic metal glass wood leather and stone