1. Healthy spine, anti-spit and anti-rollover 2. Scientific 15-degree slope, slightly raise the baby's head, fully open the airway, and the baby will burp automatically to reduce spitting up 3. Soft memory foam, moderately soft and hard not to hurt the spine 4. Filling: memory foam 5. Fabric: milk silk 6. Applicable object: newborn 7. The pillow case is removable and washable, but the pillow core is not washable 8. Dimensions: 56 x 38 x 2/10 cm 9. Weight: about 600 grams