Step one, ailment attempt to throw together an enormous framework of PVC pipe to arc over the van like some demented logo for caffeinated high-fructose corn syrup ‘n’ gutbombs.
Valiantly attempt to model it.
Then, when that fails, toss the PVC aside and acquire some 1″ steel conduit and connectors for a new frame, which you injure yourself building.
Then start sewing. (more photos after the jump.
Hem three enormous panels of fabric. Sew and sew and sew.
Sew together the panels with gussets,/a>, leaving gaps for the wind to pass through.
It’s pretty damn big.