JAYO 3D Printer Filament 3.1kg, High Speed PLA Filament and SILK PLA Filament Fit Most FDM 3D Printers, Pack of 9, High Speed PLA (Black, White, Blue, Red, Pink, Orange, Yellow, Olive Green)+SILK Gold

Multi-pack bundles are the point — buying 4 or 10 spools at once brings the per-kg cost down sharply compared to individual purchases. Good for anyone running the same color through a lot of prints and watching their material budget.