This is the Sakamoto House "Balance Chair Easy," a Norwegian-born chair designed to improve posture with ease. When you sit in the Balance Chair Easy, the burden on your pelvis, intervertebral discs, and internal organs is reduced, allowing your body to relax and naturally straighten your back. Suitable for children from 110cm tall to adults up to 180cm tall. 【Size】 Width 53cm x Height 54cm x Depth 62~72cm ・Weight: 6kg ・Weight Capacity: 100kg ◎ The seat cushion and knee cushions are relatively clean as they were used with covers. ◎ There is a small scratch on the frame (Photo ⑦). ◎ There are scratches and dirt on the legs that contact the floor (Photos ⑨ and ⑩). I purchased this new and used it for about 2 years. I believe it can still be used comfortably. Please check the condition in the photos. ☑️ The product will be disassembled for shipping. ☑️ Includes instruction manual and hex wrench. Please purchase only if you understand that this is a used item.