The First Aid Only Instant Cold Compress is a portable way to temporarily relieve minor pain and swelling for sprains, aches, and sore joints. Instant cold packs require no water or pre-chilling; they are ready for use whenever you are. The Instant Cold Compress comes in two sizes; 4" x 5" and 6" x 9" and should be stored in a cool, dry place until ready for use. The First Aid Only Instant Cold Compress is perfect for road trips or an addition to a first aid kit. Buy your First Aid Only Instant Cold Compress from ActiveForever.