Designed for your baby's comfortable and healthy sleep. The pillow is made of pure cotton, which is soft and skin-friendly, providing gentle care for your baby's delicate skin. The pillow core is made of high-density memory foam material, which has resilience. It can maintain soft support even after long-term use, helping your baby maintain the natural posture of the head and neck. The pillowcase is thoughtfully designed and machine washable, which is easy to clean and care for. It is also equipped with ventilation holes to ensure a more refreshing and breathable sleep and reduce the feeling of stuffiness.