SainSmart PLA 1.75mm Filament for 3D Printers,1kg/2.2lb, Light Change (White to Purple) 1 KG (approximately 2.20 lbs) Spool Weight 1.75mm Filament Diameter (Dimensional Accuracy +/- 0.05mm) Light Charging Temperture: UV Light (like sunlight) Recommended Extrusion/Nozzle Temperature 210C - 250C (410F - 482F) Spool Diameter: 8" - Spool Width: 2.50" - Spool Hub Hole Diameter: 1.50