Hi 3D Print Solutions! We've made Cura so that it supports multi-material formats such as AMF. You can merge two volumes into a single AMF file. I've made a quick screencast of how to do it:<div><a rel="nofollow" target="_blank" href="https://www.youtube.com/watch?v=FKgHEO1g-S0">YouTube: Making a dual material AMF file with Cura</a>&nbsp;<br></div>