Znworld 3D Pen Filament Refills PLA, 12 Colors 1.75mm 10 Feet per Color Total 120 Feet 3D Printing Pen Filament 3D Printer Filament for Most Intelligent 3D Pen

【NON-TOXIC & ECO-FRIENDLY, SAFER TO KIDS】 -- PLA is a biological material that is refined from corn and grain. no smell, nontoxic, premium grade material keeps printing smoothly, almost no jam with filaments flowing evenly. Without a nasty smell and safe for kids.
【12 COLORS 10 FEET EACH COLOR】 -- 12 various colors PLA filament to scribble your 3D artistic masterpiece idea. A great gift set for your kids and art lover to have fun with crafting and drawing. Offer you more options for your creative adventure. A perfect gift for you to have fun with creating 3D art.
【GOOD PERFORMANCE】 -- Universal compatible with most 1.75 mm normal temperature 3D pens on market(Dimensional Accuracy +/- 0.05 mm). It keeps your 3D Printing Very Smoothly and Easily. Please make sure your 3D pen or printer could use 1.75 mm diameter PLA filament refills.
【STRONG COMPATIBILITY】 -- It can be used for most of the 3d printing pens where excellent detailing and application requirements are needed. Because of the color classification, it makes the 3D pen more useful in crafting the product of your own choices. It offers optimum flow through the nozzle, which ensure a smooth printing experience. Easy to use for kids and adults.
【A GREAT GIFT FOR CHILDREN/ADULTS】 -- No matter what festivals such as birthday or Christmas, any DIY, art & craft, School and fun creative Projects, use the Printing Filament to design a gift for your children and friends is very meaningful.