1.75mm Diameter Premium PLA+ 3D Printer Filament (Dimensional Accuracy +/- 0.03mm). Designed to fit most common 3D printers (check spool size for compatibility). 250 g (Approx. 0.55 lb) Spool. Spool made of resistant ABS, easy to check remaining length. Recommended Extrusion/Nozzle Temperature: 205°C – 230°C (401°F – 446°F). Spool Diameter: 7.87” - Spool Width: 2.63” - Spool Hub Hole Diameter: 2.05”. Material: PLA (Polylactic Acid). Includes a Resealable Bag storage bag included to protect filament between use. Environmentally friendly: all EOLAS products meet EU RoHS directive (EU Directive 2011/65/EU) by the European Union in order to prohibit or restrict the use of six hazardous substances (lead, cadmium, mercury, hexavalent chromium, PBB, and PDBE).