SUNLU 250g PLA Silk Filament Bundle and PLA Meta 3D Printer Filament Grey,Dimensional Accuracy +/-, 0.25 kg Spool, 8 Rolls, Black+White+Light Gold+Silver+Brass+Red

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.