Non-Permanent Lumocolor Refill Station Black for 31 series
Black Refill Efficient and environmentally safe - that's the idea!Lumocolor pens and markers are easy to refill using STAEDTLER refill stations: Simply insert your marker into the refill station, minutes later it is ready for use, after a few hours it is completely refilledAn overfilling is impossible as the pen can only draw its own maximum ink content out of the refill station