3M Tegasorb hydrocolloid dressings are sterile wound dressings, which consist of a hypoallergenic, hydrocolloid adhesive with an outer clear adhesive cover film impermeable to liquids, bacteria and viruses.{1} The inner layer of hydrocolloid adhesive rapidly absorbs exudate faster than the leading competitive hydrocolloid in the first 48 hours. The breathable outer film layer provides a consistently high rate of moisture vapor transmission.