Yellow cotton shirt underwear, size 50-70cm, perfect for babies. This is a temperature-regulating vest for newborns, to be worn over the underwear. I received it in January 2025 but didn't use it, so I'm selling it. It's new, unused, and unopened. - Brand: OP mini - Color: Cream - Pattern: Solid - Size: 50-70cm - Material: 70% cotton, 30% polyester - Features: Made in Japan, front-opening design, with a ribbon Thank you for looking. Size...70cm