Sakura Pen-Touch - the marker that adheres to almost anything
Pen-Touch markers from Sakura. These are markers with permanent, quick-drying, waterproof, and lightfast ink.
The pens adhere to most surfaces such as cardboard, plastic, wood, glass, porcelain, and metal. They are also permanent on most surfaces, but not on glass or ceramics. Do not use on textiles that will be washed. The pens bleed through traditional notebook paper. Available with different line widths and colors.