... materials, like temperature changes fast, can't absorb much heat, low rate of reuse,etc. Therefore Gel Pad is much more convenient ... air-condition any more in the summer.Low carbon& Eco-friendly——without electricity need , low carbon and eco-friendly.Reusable——it’s ... .Cost-effective——high-tech product in low price, value for your money.Use widely——on bed, sofa, car seat, as yoga mats ...