The Nexcare™ ColdHot™ Cold Instant Ice Pack is a first aid device that quickly relieves pain caused by minor injuries, such as sprains, strains, or dental care. 
Applying cold to the affected area helps reduce inflammation. 
No need for a refrigerator or a cooler, it activates with a simple press in the middle of the pack. 
Directions for use, dosage: firmly press on the circle printed on the pack using both thumbs, then knead the pack to evenly distribute the cold liquid before applying it to the painful body area.
Box of 2 ice packs.