Lumbar Spine Support & Stretch Device Back-UP NC-B01 USA NADAChair Seated Back Support Device Simply wrap it around your waist and hook the left and right bands to your knees without tightening your waist It guides you to the correct posture. It has a function to lift the pelvis which cannot be achieved with general lumbar supports. It properly stretches the lumbar region using the stress of your own knees and reduces the burden on your lumbar region. It folds into a bag shape making it convenient to carry. It is almost unused but due to long-term home storage there are slight stains or dirt on the outer fabric. (The fabric itself is washable) The instruction manual and knee pad-like parts are all included as shown in the photos. Knee-drape type simple support chair Simultaneously corrects the spine, lumbar vertebrae, and pelvis. Nada-Chair Backup CushShins Premium Back Support System Transforms into a convertible pouch bag The current product is sold on Amazon for 14,000 yen with this description. <Below is from that description>> Helps relieve back pain. The Nada Chair Backup comfortably supports people suffering from back pain, especially pregnant women. Helps maintain correct posture. Relieves back tension - In addition to pregnant women, NASA astronauts have traveled with the Backup. This simple back support helps relieve back pain caused by microgravity. The Nada Chair is approved by the World Chiropractic Alliance. Sit upright comfortably - The BackUp's design allows computer users and campers to easily sit upright without straining their backs. It comes with standard accessories, CushShins, which distribute the tilted weight over three times the area of your shins. The large knee cushion and back pad fit perfectly even for larger bodybuilders. This wearable chair folds up and can be taken anywhere for camping.