Calling All Makers! Let your imagination lead with BAMtack! 3D printing filament. With a diameter of +/- 0.03, BAMtack’s high quality filament is designed for compatibility with 3D desktops printers consuming 1.75mm filament. Bring your favorite supervillain to life with awesome filament in 14 different colors. Don’t pay a lot to play a lot. Design. Create. Play. BAMtack!