3D Pen Filament Refills,High-Precision 3D Printer Filament,1.75mm PLA 3D Printing Filaments

? Straight tube packaging:The straight tube design better protects the material from breaking easily,The packaging is more beautiful and is a great gifts for Kids and Children. The length of each outer packaging tube is 1.3 feet. ? Unique 16 Colors:16 Most Popular Colors PLA filament for 3D Printing Pen,Each color is 20 feet long and has a total length of 320 feet ? Good Performance: Produced at No-Dusty Workshop, Premium Quality Controlled,High Diameter Accuracy +/-0.02mm, It keeps your 3D Printing Very Smoothly and Easily ? Strong Compatibility:Universal compatible with most 1.75mm 3D Pens/3D Printers on market, Not Suitable for 3Doodler Pen Eco-friendly PLA Filament, It's More Safer for kids when drawing their 3d pen.(Not Fit 3Doodler pen) ? Factory Guarantee: We are Confident about PLA Filament quality,100% Satisfy Guarantee,with Lifetime Money Back Guarantee