Polyes Q1: The first child-friendly 3D ink pen?

SUPER COOL: There's a new 3D sketching pen that's safe for kids to use.

3D sketching pens are big news this year, but the high temperatures required to melt the plastic could make parents wary about letting the kids play with them. 

Now, however, a new pen has been unveiled, which uses ABS/PLA plastic with photo-polymers that solidify under a blue light emitted from the pen's tip.