This is Marvin. He is the symbol of the 3D Printing movement. Marvin's core ethos is about community, creativity, social change, and problem solving. He's determined to revolutionise the way we make things through 3D Printing. This is the first time Marvin's design is published. Support his cause by linking him to your key chain and spread the word about 3D Printing! 3D Hubs Marvin - Key Chain by 3DHubs is licensed under the Creative Commons - Attribution - Share Alike license.