Specifications: - Environmentally friendly bio-compostable plastic made from corn starch- Versatile, easy-to-print material; great for a wide range of applications including prototypes and decorative models.- A thermoplastic polymer made from renewable sources makes it a great environmental choice for 3D printing.- High rigidity with excellent surface detail and gloss finish.- 250g (0.55lb)- 1.75mm diameter- Recommended print temperature: 190 – 225°C