glow in dark, asolutely round shape, accurate diameter( ... 1kg/roll PLA filament 3mm/1.75mm glow-in-dark ,black,white, transparent, blue, red , yellow, green,orange,pink,yasmine ... blue. ABS filament3mm/1.75mm: black,white, natural, blue, red , yellow, green,orange,pink,yasmine green,silver, grey, light ... and so forth in assorted diameters since 2009. Esun glow in dark PVA PLA ABS filament welding rod for ...