Shaxon SHX-PLA175-5-CU-B 3D PLA (Polylactic Acid) Filament Spool, 1.75 mm Diameter, 0.5 kg Reel, Copper Compatible with Fused Deposition Modeling (FDM) 3D printing systems Print Temperature: 185  220 Celsius Build Plate Temperature: 55  60 Celsius Tolerance: +/- 0.05mm