With the PETG Refill filament from eSun you save money and make an environmentally friendly choice. The material is supplied without a coil. eSun's green filament is a high-quality material with high toughness, chemical resistance and water resistance. This PETG material has a translucent and smooth surface. You print the material without a temperature chamber. This eSun PETG filament has a diameter of 1.75 mm.