I purchased this at a chiropractic clinic about 3 years ago for ★health and medical use, specifically for those with lower back pain, for around ⚫8000 yen. I used it a few times while driving, and after a while, my lower back pain went away, so I no longer needed it and have been storing it at home. New condition. Retail price is around 8000-9000 yen. ★It's in beautiful condition. ◆Are you suffering from lower back pain? This is a cushion for chairs that offers excellent breathability and distributes body pressure. - Model Name: SL019-BK - Color: Black - Features: Excellent breathability, prevents moisture buildup - Function: Distributes body pressure and reduces strain - Washing: Machine washable - Application: Chair cushion Size: 40cm (H) x 40cm (W) x 4cm (D) Please understand that there may be slight variations in size as it was measured by a non-professional. Please understand that this item has been stored at home. It will be shipped in a plastic bag with simple packaging.