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:C-2>1 Name:Water Filling Ice Pillow >2 Material: thickened waterproof double PVC fabric, effectively prevent leakage, fabric made more durable, Size:31*48cm, Weight: 0.2kg >3 Large water hole: easier to fill up water! Double layered cover, fully enclosed to prevent leakage >4 Automatic cooling,, Install namely cold, >5 Load: can withstand the weight around 50kg without the worry of leakage This product made of high quality ice crystals and polyester material, soft skin-friendly and durable, Suitable for Baby, Children, Student, Officer Note: Just fill the water with about half, don't jump on it.