Amazon.com: HATCHBOX 1.75mm Black TPU 3D Printer Filament Shore 95A, 1 KG Spool, Dimensional Accuracy +/- 0.03 mm, 3D Printing Filament : Industrial & Scientific
Amazon.com: 3D BEST-Q Flexible TPU 1.75mm 3D Printer Filament, Dimensional Accuracy +/- 0.03 mm, 1KG Spool, 8 Color to Choose (Black) : Industrial & Scientific