Black MH Build Series PLA Filament - 1.75mm (1kg) | MatterHackers
Amazon.com: HATCHBOX 1.75mm Black PLA 3D Printer Filament, 1 KG Spool, Dimensional Accuracy +/- 0.03 mm, 3D Printing Filament : Industrial & Scientific
1.75mm 3D Printer PLA Filament Spool | 3D Printer Universe