Available on both sides, one pillow is stable for four seasons The front side is warm and soft satin cotton, the back side can be used as a summer mat, which is warm in winter and cool in summer, suitable for all seasons, no need to change pillows back and forth Long-lasting support without deformation Long-term pressure does not collapse and does not deform, and it fits the baby's spine, neck and head more, and the baby feeds quietly Mobile small pillow Hand-worn design, can freely switch between left and right sides, convenient for mothers to adjust the breastfeeding posture, and breastfeeding in a balanced manner Baby learning to sit pillow Stablely support the baby's soft bones to avoid dumping and injury Product parameter： Product name: Nursing pillow Filling: 100% polyester fiber Size: Material: Large pillow 150*55*50cm 100 cotton satin density 200*100100% cotton (inner sleeve)