Color:2M Features: 1. 2mm inner diameter / 4mm outer diameter Bowden tube for 3D printers. 2. White Teflon material, 1.5/2.0 meters long. 3. Can withstand temperatures up to 260 degrees Celsius. 4. Density: 2.15-2.20g / cm3. 5. Use plastic packaging, no need to tie, avoid forming a tight ring when storing! Specification: Teflon Tube Length: 1.5 M, 2 M (optional) Package list: 1 x Teflon Tube