* Natural moony series are an additive-free and mildly acidic diaper for babies made of organic cotton with a focus on gentleness on the baby's skin. * The only baby diaper to use organic cotton in Japan. They are soft and fluffy. * The surface sheet that comes in contact with your baby's skin is made with 3 types of additive-free plant oils to protect baby's delicate skin. -Comfortable and absorbent structure of the absorption zone catches the poop that can irritate baby's delicate skin. * Absorbs up to 12 hours of baby's pee-pee. * Warning sign for quick notification of pee-pee.