Cooling gel sheet Alleviating discomfort symptom heat, studying tired, work tired, car sick, sea sick. Cooling gel sheet Up to 8 hours cooling effect Cooling gel plaster Children series Highly moisten gel powerful coolingHydro gel Disperses heat fast Mild to skin easy patch and pick away safe and ConvenientThis product contain self stickiness layer, gel layer, and fabric. Hydrophilic gel have ...