School fibre pens with safety cap, which allows breathing when accidently swallowed. Suitable for drawing on paper subtrate. Thanks to the structure of removable parts, they are suitable for small kids as well. Inks are washable, in 16 shades, but after using the corrector /white pen/ above, new 16 shades are obtained, so 32 in total. Nibs are pressure resistent. Writing trace is 1-2 mm thick and 500 m long.
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