MG Chemicals Polylactic Acid or Polylactide (PLA) 3D printer filaments are a corn based product made from high purity, high temperature pellets. It does not require a heated print bed and easily adheres to masking tapes. It is very hard, acetone resistant and can achieve faster print speeds and lower layer heights when properly used. It releases a mild, non-offensive sweet smell when heated and is the optimal choice for use in homes, schools and makers / hobbyists workshops or studios. PLA print temperature is 210° to 230°C (Temperatures may vary between printers and colours).