SUNLU PLA Filament 1.75 Bundle, Individually Vacuum Packed, 2kg in Total, 0.25kg per Spool, 8 Pack, Black+Clear +Clear(Yellow+Blue+Green+Purple+Red+Orange)

Well-known as much for their S1/S2 filament dryers as for the filament itself. The material catalog — PLA, PETG, ABS, TPU, silk — is broad and frequently discounted on Amazon. Solid all-around option.