Model Number: JYM013 Product Net Weight: 180g Product Specification: Hardness: 16 middle firm Outer Cover: Silk，Bamboo, cotton Color: costom Core Material: Visco-Elastic Memory Foam Packing: Compressed Classification MOTHER&BABY CARE PILLOWS>Baby Pillows https://jympillow.com/product/newborn-baby-pillow-jym013/