this succeeds in providing an innovative alternative to a seventy year old cold chain management known as polystyrene, eps or styrofoam. airliner&rsquos ability to maintain constant temperature is found in its patented, internal heat barrier technology. compared to rigid styrofoam, airliner offers superior protective cushioning, a reduction of 40 percent in global warming potential and costs less to use. this is manufacturered by coldpack, san diego, ca and supplied byiso poly films, rolvac