The Waterjel Burn Dressing, 4" x 16", is a well-suited dressing for the inner or outer area of the forearm. It can also be used on a portion of the leg or to wrap around a foot. The dressing is gel-soaked, medical-grade nonwoven material and comes sterile in a foil package. This burn dressing is used in every first aid survival kit used by military personnel. It has a shelf life of 5 years from the date of manufacture.