Excellent inserts for 3D pens, in sets of 30 pieces (2m in length each) or in cheaper packages of 60 or 90 pieces. Inserts made of PLA (eco-plastic) filament or ABS filament.
Available in the FilamentX.pl shop, sets of cartridges are a mixture of colors among which are also colored transparent and luminescent filaments. The most popular cartridges are those made of PLA filament in size 1.75 mm. Offered filaments were produced in Poland from very high quality plastics.