FILAMENT SPECS: SIZE: 1 kg (approximately 2.20 lbs) Spool, 1.75 mm Filament Diameter (Dimensional Accuracy +/- 0.03 mm), TEMPERATURE: Recommended Extrusion/Nozzle Temp 210°C - 230°C (410°F - 446°F) SMOOTH, METALLIC FINISH PLA FILAMENT: The new line of Hatchbox Metallic Finish PLA creates a smooth, shiny appearance and metallic finish straight off the printer! With no post polishing needed, you can instantly design prints with a dynamic metal-like finish that will stand out from the crowd! BEGINNER & EXPERT FRIENDLY: Hatchbox 3D Filaments are made with quality and consistency in mind, making it easy for novice users to get started with basic settings. Seasoned printers can push their designs to the limit without worrying about purity, tolerance or printing issues. TOP QUALITY 3D PRINTING: Clog, bubble and tangle-free! Hatchbox PLA is formulated to offer minimal warping and little to no odor without the use of a heated bed. PLA is vacuum-sealed with desiccant to prevent moisture a