Specifications: This baby mat is made of high quality soft material, offering good breathability and safe to use for babies. This cushion not only can surround your baby, prevent your baby from rolling over, but also create a secure atmosphere for baby at bedtime. Correct and adjust the babys sleeping posture, support for babys head and natural head movements to prevent plagiocephaly and avoid pressure on the head. Material: Cotton Suitable Age: 0 - 12 Month