The developers of the zero-gravity 3D printer is now offering their space-ready 3D printing materials to Earth-based consumers. Made In Space is offering their filament through their Terrestrial Offerings webstore, and will also be partnering with several well known filament resellers. You can find out more about the Made in Space filament over on 3DPrint.com: http://3dprint.com/58747/made-in-space-filament/