A simple un-textured model of a head, fully enclosed for solid printing, created in 3D Studio Max and exported into the following formats after being repaired in Netfabb; 3mf 3ds obj VRML wrl stl The images along with all of these formats and labelled in the head4.zip The specs are; Length 157.40mm Width 196.27mm Height 230.49mm Triangles 31300Not tested for printing so feedback is welcome.