Function:water filling ice pillow, lower the temperture, Automatic Cooling, summer essentials, It's all you need for a nice cool summer.Feature:Water pillowSuitable for Baby, Children, Student, Office, Car, TravelHigh quality ice crystals and polyester material, soft skin-friendly and durable.Color:B-3>1 Name:Water Filling Ice Pillow >2 Material: waterproof PVC fabric, effectively prevent leakage, fabric made more durable, Size:45*45cm, Weight: 0.3kg >3 Large water hole: easier to fill up water! Fully enclosed to prevent leakage >4 Automatic cooling,, Install namely cold This product made of high quality ice crystals and polyester material, soft skin-friendly and durable, Suitable for Baby, Children, Student, Officer