[Total 20 Beautiful Colors]: It's Included 5 Beautiful Transparent Colors, and 15 Most Popular Basic Solid Colors; 20 Unique Creative Solid Colors,To Make Your 3D Printing and 3D Drawing with Great Fun and Fantastic, It Support You to Printing With More Creative Colors as You Like
[HIGH QUALITY]: The PLA 1.75mm 3d pen filament is made from starch raw materials which offers excellent performance over a wide temperature range. Giantarm 3d pen refills have precise diameter tolerance controlling system, which guarantees the diameter accuracy.
[Widely Compatibility]: Giantarm Filament Diameter is 1.75mm, It's Produced by Precise Diameter Control, It's Support for Most 3D Pen and 3D Printer on Market, While it Not Support For 3Doodler Pen
[Package and Extra Gift]: 20 Colors, 16 ft Length of Each Color, Total 320 feet PLA Filament Refill,It's Great Gift and Sample Pack for 3D Printing Drawing, It's Great Gift Chice for Your Friends, Family, 3D Printer DIY Hobby, etc
【Warranty and Satisfaction Guarantee】 30 Days Hassle Free Returns and 24-hour response service are friendly offered. If Any Question, Pls kindly Inform Us at Any Time, We'll Always do our Best to Support You all the Time