From Amazon
XYZprinting PLA Filament, 1.75 mm, 600 g NFC Spool, Yellow, RFPLCXEU0EC
Conrad Electronic
XYZprinting RFPLBXEU01F REFILL PLA Nature 600g Filament PLA 1.75 mm 600 g Ecru 1 pc(s)
ReprapWorld
PLA Blue Filament|1.75mm / 0.6 kg NFC spool | XYZ Printing