Retail price: $960 If it's something you can use for a lifetime, this price feels cheap. It's very convenient to use, as you just need to lay it down. It's also perfect for long-distance travel in cars, bullet trains, and airplanes. I didn't feel any lower back pain or stiffness. It's also ideal for desk work or the elderly, who spend long periods in the same position. It's also perfect as a futon. You can use the large size for your body and the small size for your head. - Features: Far-infrared effect, support from a 6-layer structure - Function: Promotes health - Effects: Reduces body stress, increases body temperature and provides warmth - Material: Uses special mineral stones - Condition: Brand new, unused - Size: Large size 70x150 cm - Size: Small size 70x50 cm - Uses: Bed cover, office chair cushion, sofa cover, car seat cover Please try it out at this opportunity.