I purchased this from the official store because I have lower back pain, and I only tried it on. Since it was similar to the one I'm already using, I put it back in the box and stored it. I'm selling it because I don't have a chance to use it. Retail price: 9860 yen Purchase date: February 2025 Yuto Nagatomo model Lower back support You can easily tighten the belt by pulling it with one hand. *I would like to fold the box and ship it. *Please understand that this item is stored at home. I don't smoke. I don't have any pets.