[Quality 95A TPU filament]- The ZIRO blue thermoplastic polyurethane (TPU) filament is made of premium raw material, and the surface hardness is Shore 95A which features excellent softness and flexibility. With higher strength, no odor, no warp, clog-free, and bubble-free. Allowing 3d printing enthusiasts to create stunning works with fewer issues. [Tangle-free]-Our ZIRO filament uses full mechanical wire winding to avoid tangles and knots during printing. And completely drying for 24hrs before vacuum sealed. Moisture-free and bubble-free to make 3d printing much easier. (Please remember to store the TPU with the re-sealable bag after use to keep it dry) [1.75mm TPU Accuracy ]- Advanced CCD diameter measuring control the dimensional accuracy of the TPU filament is +/- 0.05mm. The strict tolerance guarantees that ZIRO filament printing is easier and more stable. Suggested printing settings, nozzle: 200-230˚C, bed: 50-60˚C, speed: 30-50 mm/s. [Fits For Almost All FDM Printers]- ZIRO 3D printing filament works perfectly with most printers on the market. A plastic reel with a larger inner diameter design makes feeding smoother. Spool diameter: 7.99inch, spool width: 2.48inch, hub hole diameter: 2.36inch. [What You Will Get]- 0.8KG TPU blue filament + a free reseal bag + a 5M cleaning filament + a 5M random filament sample. And our friendly customer service. If you have any questions or suggestions, please get in touch with us. We will do our best to solve your problem.