Round Seat Cushion - Donut Cushion Color: Black I prepared this for postpartum use, but I didn't use it, so I've been storing it at home. ● Set Contents: ・Round seat cushion Length x Width x Height: 31cm x 38cm x 9cm Hole diameter: Approximately 17cm Material: Polyurethane ● Condition: Opened, but unused. Purchased in March 2025, but never used. ● Other Notes: Stored in a home apartment. Although the room is separate, I have a cat, so please refrain from purchasing if you have allergies. ○ Search terms Donut cushion, O-shaped cushion, postpartum