I used this after giving birth when sitting on chairs and sofas. Regular donut cushions were too soft and didn't do anything, so I bought the same one as the hospital. It had a belt, but it didn't make a difference, so I took it off and threw it away. There are no noticeable scratches or stains. LOOKIT Donut Cushion U-shaped, Postpartum, Hemorrhoids, Hospital Specification 8 Colors Available, Blue Retail Price: ¥5,280 Thank you. (_ _*))