This air-core obi makura (belt pillow) offers excellent breathability and a comfortable fit. - Model: Air-Core Dx - Price: ¥2,900 - Size: 135cm - Features: Breathable and comfortable to wear. You won't experience back pain even after wearing it for a long time. - The pillow strings are also elastic, preventing digging and allowing for a relaxed yet secure hold on the pillow. - It can be washed in a laundry net. - This is a deluxe size, perfect for those who are concerned about the sides of their obi (sash) falling down. It creates a beautiful obi shape with a gentle form. Thank you for viewing.