Price history on Walmart.com for
3D Pen Filament Refills 16Ft 1.75mm PCL Filament Refills Dimensional Accuracy +/- 0.02mm for 3D Printer Purple
See on WalmartProduct info
Note: Please Protect Your Fingers of Hot 3D Pen Nozzle / Printing Plastic. Application: Fit for 1.75mm 3D dooler / 3D Printers pen. Universal for various 3D Pens/3D Printers on market. Widely used in electronics industrial and DIY etc.
... read more.