Modeling, DesignWorkshop Professional. Rendering, Art*lantis.
Here's a study in patience---- due to the illusion of "wrapping" of fabric around the wood frame.
and the mitering of fabric edges with stitching inset. Note offser tube legs and rubber feet.
Again, all elements first drawn in PowerCADD and then assembled, aligned in DW and sent to lofting or lath
machine. Then parts mitered or cut, tweaked to fit.