It balances the body temperature of sleepers so that they don't get too hot and sweaty when they wake up, and they don't feel too cold at night. The product is highly appraised by famous brands overseas, such as Korres, AVON, and ULTA. The use of this product can effectively help relieve workers' workload and fatigue, which also eventually contributes to improved production quality. The product is highly appraised by famous brands overseas, such as Korres, AVON, and ULTA.