"INTSERVO is an authorized distributor of eSUN 3D printing filament
eSUN is a premium filament manufacturer and has been providing OEM services for many premium brands. Although our product is professional grade, our price remains very competitive and reasonable. For each order placed here, we will also ship together with a new product sample. You have the option of CLEANING filament, FLEX, COLOR-CHANGING, Bronze, WOOD and PETG!.
Now we have newly designed, clear, reusable spool, with 90mm wide core."