Amazon.com: iSANGHU Carbon Fiber PETG Filament 1.75 +/-0.02mm, Upgraded Black PETG CF 3D Printer Filament, Lightweight High Strength, Good Layer Adhesion, Moisture Free, 3D Filament for Most FDM 3D Printers 1KG :
PolyLight 1.0 - SKY BLUE - LW PLA – 3DLabPrint
Amazon.com: PLA-LW Filament 1.75mm, 3D Printing Filament, Lightweight, Low-Density PLA, Special for Airplane Model, 1kg Spool : Industrial & Scientific
Amazon.com: CCTREE 3D Printer Carbon Fiber Nylon Filament 1.75mm, 1kg(2.2 lbs) Spool, Lightweight high Strength&Heat Resistance, 3D Printing Black PA CF Filament : Industrial & Scientific