Self-cooling support bandage for the acute treatment of sports injuries Cold is used in sports injuries to slow down excessive reactions of the body. For acute treatment, the principles of the RICE rule apply: Rest, Ice, Compression, Elevation. For example, cold helps with sports injuries such as sprains or bruises and relieves pain. The support bandage has a self-cooling effect for approximately 2 hours and can be used for pain relief and cooling after bruises, strains, sprains and swelling.