2015 Hot Sale 3D Stereoscopic Printing Pen Doodle Drawing Pen 

This is 2nd Generation of 3d printing pen ,  can use both ABS and PLA( non toxic, no smell) filament and temperature is adjustable.   

4color:purple,pink,blue,yellow

The Extra Refill : 3D printing supplies PLA1.75MM  20color 
                             3D printing supplies ABS1.75MM  20color