Rukka Pets Cloudy Cooling MatEasy to use: rinse with cold water, wring out and put on.? Cooling effect, makes the heat more bearable.? Good to take it with you when travelling. A cooling mat to provide the dog with relief from heat whenever it is needed. The efficiency of the cooling mat is based on the cooling effect of evaporating water. The mat is rinsed in cold water, wrung out and then put on the ground or on dog. Keep the product moist to maintain the cooling effect. Thanks