Smooth Matte Finish- SUNLU MATTE PLA produce a beautiful matte, low gloss and smooth finish, achieving a frosted texture that conceals layer lines. Wound Neatly 3D Filament- SUNLU R & D team has mastered advanced technology and produced Neatly Wound 3D Printer Filament. No knot, no winding, improve printing efficiency. Dimensional Accuracy & Consistency- PLA MATTE Filament Dimensional Accuracy +/- 0.02mm. Minimum tolerance and low warping to ensure consistent feeding and stable prints, good layer bonding, less stringing. NO Clogging & NO Bubble- SUNLU PLA Filament is manufactured in dry and dust-free environment and pack with vaccuumed sealed package, away from any dampness or air, no clogging and bubbling problems. Filament Spool DiameterSpool Diameter: 8.00", Spool Width: 2.50", Spool Hub Hole Diameter: 2.20". The size of the SUNLU filament spool is suitable for hanging on a lot of FDM 3D printers. Recommend Settings- We recommend printing nozzle tempera