SUNLU PC 3D Printer Filament 1KG（Natural White） | Polycarbonate, Built for Strength & Precision, High Toughness, Superior Accuracy, Excellent Compatibility

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.