SUNLU 3D Printer Filament Bundle, PLA+ Silk Filament Multicolor, Individually Vacuum Packed, 250G Spool, 8 Rolls, 2kg in Total, Light Gold+Silver+Purple+Red+Orange+Yellow+Pink+Bronze

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.