Anti-Rolling Pillow This cushion prevents babies from rolling over, providing a safe sleep environment. ⭐︎Adjustable size for long-term use Gently cradles the baby's head and body, supporting comfortable sleep. ⭐︎Compact and lightweight for easy portability Can be used while traveling or when going out. ⭐︎Convenient for diaper changes and other situations. *Please refer to the photos for size details. Nemuri no Heya (Sleep Room) Retail Price: 1500 yen Fabric: 100% Cotton Side Fill: 100% Polyester (granular cotton) Other Fill: 100% Polyester Like new, used only once. I opened it and tried it, but it didn't suit my child, so I'm selling it.