3D Magic Penâ¢ - ABS Filament Roll The fun will never end with the ABS Filament Roll for your 3D Magic Penâ¢. Creating large masterpiece of 3D artwork will require enough filament to ensure its completed flawlessly. Thatâs why we are making our best-selling colors available in an 980 ft. roll! Available in our rich colors of white, red, purple, green and black. Watch as your drawings take shape and your fantasies come alive. Dinosaurs and doodles, dragons and trolls - there is no limit to what you can make, so let your imagination go!