Keep your body feeling great with the Self Heating Magnetic Back and Waist Brace Magnets and nano infrared thermal acupuncture dot matrix will release heat quickly Detachable 5pcs tough ABS shaping plates in solid construct will help distribute the pressure  Come with an independent neck brace which contains 12pcs self-heating magnets Comfortable and skin-friendly for all seasons with long time wear Can be used to improve your sleep quality and body health   Buying Options: 9.99 pounds instead of 29.99 pounds for 68 Magnets - save 67% 14.99 pounds instead of 39.99 pounds for 108 Magnets - save 63%