Innofil3D PET 3D Printer Filament - Dimensional Accuracy +/- 0.05, 750g spool, Natural - Consistent Shape and Diameter, Strong Adhesion Between Layers, Vibrant Color, Reel Replacement Guarantee CONSISTENT DIAMETER: Our PET (Polyethylene Terephthalate) 3D printer filament sealed with desiccant is precision manufactured on state-of-the-art production machines to have a consistent diameter with no misshapen parts. Youll never have to worry about prints failing because of filament getting stuck in the extruder. BRIGHT VIVID COLORS: We know you want your 3D-printing models to look fantastic, so weve made sure that all of our colors are bright, vibrant and unaltered by temperature. The color you see on the reel will be the color of the model, every time. FAULTLESS QUALITY CONTROL: We make sure that every reel we deliver is up to our high quality standards. That means filament that comes off the reel smoothly and cleanly, with no brittle spots and no jamming or clogging. GREAT RESULTS: This filaments strong adhesion to the bed and between layers means a strong sturdy model every time you print. Even if youre printing a huge model non-stop for a week, then youll never have any issues. REEL REPLACEMENT GUARANTEE: We stand behind the quality of our filament. If you have any problem, for any reason, then contact us and well send you a replacement reel for free. That means you can buy without risk.