FREE. However, have a look at the link below.
As our policy explains (see the tab "Policy and Safety", we will print objects in Public Domain or under CC (Creative Commons) licenses.
If your design is a prototype, please note that we cannot guarantee its (file or object) confidentiality. The designs are printed in the public view. We do not use NDAs (Nondisclosure Agreements).
PLA: biodegradable (made from plants), lower melting temperature, less fumes...
Please note that is multi-step process that involves using three or more software applications which you need to download or register to use. The CSM Library has Adobe Photoshop and Illustrator on student computers, where you can save your artwork as .svg file (and skip the next two links...)
Note: you can also use a file convertor, for example:
.svg stands for "scalable vector graphics"
Import and modify the file in a 3D modeling software, for example Tinkercad (see the "Free 3D Modeling Software")