Auspicioustar 3D Printing Pen Filament Refills 1.75mm, 20 Colors,Each Color 10 Feet, Total 200 ft, Biodegradable Materials,Non-Toxic for Kids with Drawing Guide Book for Low Temperature of 70℃ 3D Pen

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Colorful: This 3D Filament Set has 20 colors to scribble your 3D artistic masterpiece idea. With this kids 3D pen refill set, you can get all the colors you want!
100% SAFE FOR KIDS: The 3D PCL pen line is made with high quality standards and extracted from biodegradable materials. Compared to 3D refill ABS/PLA 1.75mm, PCL filament is odorless and non-irritating when injected into 3D pen. This is a 100% safe choice for kids crafts and adult art.
IDEAL GIFT: This set of 3D Pen PCL Filament Refills is a great gift for kids to improve their spatial thinking, develop their creativity, imagination and artistic skills, great for parents and kids to spend happy time together method.
100% Satisfaction: Provide 24 hours response service. Buy with 100% confidence. We stand by the quality of all the products we sell. If you have any dissatisfaction with the product. We guarantee 30-day returns and refunds.