Used when you absolutely want to lie on your stomach during pregnancy. Maternity. After giving birth, my baby used to sleep well curled up with their bottom in the larger hole until they were about 3 months old. I've included a picture of my child as a sample in the fourth image; they are currently 6 months old. Includes a dedicated cover. White, ivory? Rakuten price: 20,160 yen It was used at the acupuncture clinic I went to during pregnancy when I had severe morning sickness. It seems to be a product that acupuncturists and midwives recommend to those who want to lie on their stomachs. Please check any concerns before purchasing, as it is stored privately.