
J3 fabric cover Iray rendering.

J3CUB 3D model. Fuselage frame made in Rhino Grasshopper

J3 CUB inside Clo3D Virtual Fashion Software

J3 Cub tail inside Adobe Substance Painter
After a lot of workarounds, I was able to use Marvelous Designer and Clo3D to cover a J3-cub fuselage tube frame.