This is the highest-end model of BackJoy. ▼ Purchase Price: ¥12,980 ▼ Condition: Used for a few days after purchase, but I haven't used it much since, so I'm selling it. It's in good condition. ※ Please consider purchasing, understanding that this is a used item. If you'd like to negotiate the price, please comment with your desired amount. ▼ Product Description: ・High-density, pressure-distributing material ・Thick cushioning ・Velvet-like smooth texture ・Portable ・Thick and provides firm support ・Color: Black ・Size: Regular size 　Width 40 x Length 40 x Height 10cm 　※ Reference weight capacity: 50kg～135kg ・Weight: 530g ・Material/Surface: Polyester, polyurethane, silicone 　Material/Back: Synthetic polypropylene ・Patented Patent Number 5502901