{HEAD ~ A plurality} of flexible hinges couple {TAIL ~ the plurality} of substrates into a substantially flat two dimensional foldable assembly 
{ HEAD ~ A plurality } of flexible hinges couple { TAIL ~ the plurality } of substrates into a substantially flat two dimensional foldable assembly
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH