The head pillow is specially designed for the development of the spine. it is made of 100% organic bead fiber, 1st class quality fabric. it is anti-bacterial and anti-allergic. it is suitable for 0-2 years old babies. moisture and steam absorbent bead fiber is used. it does not make the baby sweat. you can custom sew. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.