Cooling pad that can be used to cool the swellings and bruises at the same time.
So you can get started without ice or something else.
A sharp and determined blow is carried out on the envelope of Cyros by the closed hand. To cause the break of the water bag, which is inside. Then shake the package. To obtain an immediate cold, place a cloth between the cover and the part to be treated and, if necessary, fix the package with a bandage.