Duster Rear Window Louvers

From cardboard and scissors, to CAD 3D drawings, OMG....!!! *as he stares off in disbelief*.. My hats off to you guys for picking up the ball and running with it! Keep us informed.. Any idea what a rough cost might be? And are you making them out of Metal, Aluminum? These look so Cool!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!