SUNLU 3D Pen Filament Refills, 10 Bright Rainbow Colors, Total 164 Feet (50 Meters), Each Color 16.4 Feet (5 Meters), PLA Filament 1.75mm for Most 3D Pens, Easy to Use, High Compatibility

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②【Non-Toxic and Safe】PLA Filament is Non-Toxic and safe for kids, 3D filament and 3D pen are very good gifts for kids, helping them to improve their creativity, let’s have fun with 3D pen printing.
③【PLA 3D Printing Filament】PLA filament is the most basic, the most used filament, no clogs, no bubbles, no tangle, SUNLU PLA filament has very good layer adhesion, very easy to use, it’s very suitable for 3D pen painting.
④【1.75mm Filament Diameter】Dimensional Accuracy +/- 0.02mm. SUNLU filament has wide compatibility due to the small diameter error, compatible and feeds well with most 1.75mm 3D pens, but not for 2.5mm/3mm 3Doodler pens.
⑤【PLA Recommend Settings】We recommend printing the SUNLU PLA 3D pen filament at a temperature of temperature of 180-230°C。