A support arm which utilizes {HEAD ~ a material} with {TAIL ~ material properties} such that the support arm may be easily placed into a position within a range, yet at the edges of this range have elastic properties 
A support arm which utilizes { HEAD ~ a material } with { TAIL ~ material properties } such that the support arm may be easily placed into a position within a range , yet at the edges of this range have elastic properties
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH