... ,accurate diameter(2.94-2.98mm,1.73-1.78mm),high tenacity,stable melting point,no bubble Advantagesuperb multiple color, asolutely ... , green,orange,pink,yasmine green,gold,silver, grey, sky blueMaterialsPLA/ABS/PVA/Conductivity/diamagnetism/soft PLA/PC/POM filament R&D ... BackgroundEsun PLA ABS and other plastic research and production background since 2002 offer ...