Purchased new in 2023 and used for about six months with a cover. While I don't see any stains or dirt, there is some flattening of the cotton around where the neck rests. There is also a sense of use. The insert is unused. [Esmeralda] Classic Model, a standard baby pillow 【Insert-type donut pillow】OK to use from 3 months old (around the time the neck is stable) esm-sleep01 Retail price: 3,298 yen (tax included) Color: Ecru Thank you for looking.