Safe and secure for baby to sleep on their side. kokonanny - Color: Natural - Function: Baby wrap-style baby bed for laying baby on their side ♯ Bed-in-bed Purchased September 2023 Retail price: 27,800 yen Cool Edition to suppress body temperature increase Used from newborn to about 1 month old. Made it difficult for the "back switch" to activate, and the baby slept soundly. After the baby has slept soundly, you can remove the wrap. A mat was always used on the bed. There is one stain of about 4cm. Please check the 12th photo m(_ _)m Will be shipped with bubble wrap around the box.