U.S. Inventors in the United States created and patented gel cushions. The technology was first applied to medical patients for pressure relief, spinal alignment, and back support for sufferers of chronic back pain. “This patented column-buckling gel technology has been used for over 15 years in therapeutic care of advanced critical care hospital patients.” But now WonderGel offers a line of gel seat cushions and other comfort products that are readily available to anyone. Sample item presented below.
WonderGel Extreme Seat Cushion