dissolve in cold water.There may be tweaking of settings for ... , 1kg/roll PLA 3mm/1.75mm,glow-in-dark ,black,white, transparent, blue, red , yellow, green,orange, ... green,silver, grey, light blue. ABS 3mm/1.75mm black,white, natural, blue, red , yellow, green,orange,pink ... 1.36 g/cm3• Solubility into water; soluble into cold water Esun PVA 1.75mm/3mm Water Soluble filament welding rod for 3D printing ...