Style Seat Premium Brown YS-AL03A MTG Pelvic Support Chair This is an authentic posture correction cushion. Purchased new and used only once for testing. The purchase date is written in ballpoint pen on the instruction manual. Purchased in February 2024, used a few times, and then stored in a plastic bag. I believe it is in good condition, but as it has been in someone's possession, please refrain from purchasing if you are concerned about this point. As it is a used item, please allow for some minor damage. Thank you for your understanding. Retail Price: ¥26,180 - Color: Brown - Brand: MTG - Design: Ergonomically shaped - Material: High-quality foam - Use: Posture correction cushion 09141