Improve your print quality with our Pro Series PLA+ filament. We only use quality materials to produce our filament to ensure your printed parts outperform your design requirements. Filament Specs: Hotend Temperature (°C): 195-230 (Recommended: 215) Bed Temperature (°C): 45-75 (Recommended: 60) Filament Diameter (mm): 1.75±0.05 Net Weight: 1kg (2.2 lbs) Build Surface: Polypropylene or PEI Print Parameters: We have spent thousands of hours testing our filament with several printer types and recommend these printing settings. Default Print Speed: 30-100 mm/s (Recommended: 45 mm/s) First Layer Height: 0.24 mm First Layer Speed: 15 mm/s Retraction: Bowden 5mm @ 45 mm/s or Direct 2mm @ 45 mm/s Perimeter Print Speed: 70% of Default Print Speed Infill and Support Print Speed: 80% of Default Print Speed Extrusion Width: 0.48 for 0.4 Nozzle (1.2X Nozzle Diameter) Fan Profile: Layer 1: 0% Layer 3: 50% Layer 4: 75% Layer 5+: 100% XY Jerk: 8 Z Jerk: 0.3 E Jerk: 5 Acceleration (Print/Travel): 300 Retract Acceleration: 1000 Travel Speed (non-print moves): 120 mm/s