'Esenciâ?? health pillow based on scientific and technology, collect life science, modern biology, ergonomics, etc. modern high-tech, use of magnetic fields,far-infrared and negative ions, mineral-ion, color and other physical therapy, is made up of permanent magnets, soft magnetic strip, far-infrared negative ion flakelayer,mineral-ion flake layer, cotton-flower design patent and other materials. It can effective promote the human blood circulation, improve insomniaï¼?Pillow face is B-type structureï¼?fit head and neck physiology curve,fully mitigate the pressure on the head and neck, do static traction for head and neck, on the results of cervical spondylosis.It is made up of 8 layers with difference materials, details as below:1. Cotton-flower design patent layer;2. Non-woven layer;3. Far-infrared and negative ion flake layer;4. Permanent-magnets layer;5. Mineral-ion flake layer;6. Wave-type urethane foam inner core;7. Polyurethane foam inner core8. DuPont Tyvek ADM fibre Anti-mite layer.