ZIRO 3D Printer Filament PLA 1.75mm Twinkling Color Series 1KG(2.2lbs), Dimensional Accuracy +/- 0.05mm, Transparent Most suitable for Planar object or thin object. Suggest using a 4 mm or larger nozzle. 1.75mm Filament Diameter (Dimensional Accuracy +/- 0.05mm) Suitable for most 3D Printer and 3D Pen. Suggest print temperature:190-220 Vacuumed Sealed and free Bone bag for used filament.