20 Feb 0 ShareShare onLikeTweet Rigid.Ink PLA Filament Review – 2015 In 3D printers Do you 3D Print with PLA? Are you in the UK? Then this video is for you! Rigid.ink sell premium 3D Printing filaments, and they got in touch with me to test out their PLA. I used the Wanhao Duplicator i3 and results were very good!