Product Features Material: 100% Cotton + Inner Filling: Silicone Size: 50*70 Cm Covering Fabric: Micro Fiber Filling: Hcs Fiber With its soft and fluffy filling, it provides head, neck and spine support throughout the sleep, allowing you to sleep comfortably. . The covering material is micro fabric that does not pill or lint after washing. The filling material is 1st Class Hcs - Hollow Conjugated Siliconized Fiber (Breathable Fiber). Care Recommendations: Wash at 30 degrees. Machine Drying And Dry Cleaning Can Be Done. It is not ironed. Bleach is not used.