1.Biodegradable Gel ink pen, Made from Plant starch, 2.ASTM D6400 and EN13432, ... compostable,3. Various color is available, with high quality refill ink. 4. Customized designs are welcome.5. MOQ: 10,000pcs Ecota ... all areas to foster business relations with us. Biodegradable Gel ink Pen, Made of plant starch