Our advanced technology and meticulous control measures guarantee a filament diameter of 1.75mm with a tolerance of +/- 0.02mm 【Clog-Free & Bubble-Free】 Designed and manufactured with our patented clog-free formula to guarantee a smooth and seamless printing experience. All spools undergo thorough drying for 24 hours before packaging and are vacuum-sealed to preserve quality 【Less Tangle & Hassle】 Our meticulous winding and manual inspection guarantees a tidy, tangle-free filament. Featuring a larger inside diameter, our spools minimize friction for smoother feeding, ensuring a hassle-free printing experience 【Wide Compatibility and Color Selection】 Overture filaments seamlessly integrates with most consumer and industrial 3D printers. Trust Overture as your dependable supplier of 3D printing filaments and accessories FAQs: Why can't the filaments stick to the build bed? 1. Check the temperature setting before printing, PLA filaments have lower extrusion temperature; 2. Check if the plate surface has been used for a long time, it is recommended to replace it with our new one to ensure an strong first layer adhesion; 3. If the first layer has poor adhesion, it is recommended to re-level the print substrate to reduce the distance between the nozzle and the surface plate; 4. If the effect is not good, it is recommended to try printing the draft before printing. Specification: Recommended Extrusion/Nozzle Temp: 190°C - 220°C (374°F~ 428°F) Heated Bed Temp: 50°C - 70°C (122°F ~ 158°F) Filaments Diameter and Accuracy: 1.75 mm +/- 0.02 Printing Speed: 30~70 mm/s (1800mm~4200 mm/min) Filaments Net Weight: 1 kg (2.2 lbs) Packaging Included: 1 x spool of Matte PLA filaments