Purchased online in 2021 and used for about 2 months, then stored after successfully rounding out my baby's head, after home cleaning. Another pillow for preventing head shape issues is also included. This one was only used for about a month. Retail price: 2,980 yen May be compressed for shipping. The following is quoted from the purchase site: [Passed strict formaldehyde quality testing] This pillow helps improve the shape of a baby's head. The filling uses a clean cover that is breathable, resistant to sagging, and does not easily produce dust. The indentation in the center makes it difficult for the baby's head to fall off! [Excellent breathability] The cover is 100% cotton, which is breathable, soft, and gentle to the touch. Ventilation holes are provided in the pillow body to allow moisture to escape and improve breathability. [Supports baby's comfortable sleep] Babies, who sleep for long periods and have high body temperatures, often sweat on the back of their heads. This pillow quickly absorbs sweat, allowing the baby to sleep comfortably. [Various uses] Baby shower gift, sweat-absorbing pillow, positional plagiocephaly prevention pillow, positional plagiocephaly prevention cushion, cooling pillow, cool sensation pillow, gel pillow, baby pillow, children's pillow, donut pillow, newborn pillow Adokoo Baby Pillow Positional Plagiocephaly Prevention Pillow Adokoo Baby Shower Gift Flat Head Prevention [Target age]: 1 month to 3 years old Size: 42 x 25 x 3cm - The low-resilience body cannot be washed with water. Please dry it flat in a well-ventilated shade for half a day to a day once a month. Regular care will allow you to use it comfortably for a long time. - The cover is washable. Please remove it from the main body when washing. #geopillow