The use of breathable composite membranes has been seen as being revolutionary in a number of industries because of their combination of permeability and protective properties. In comparison to other materials, these particular ones have the ability to let gases or vapors pass through but they block liquids and other impurities. This article will look at applications of breathable composite membranes in sectors such as healthcare, food packaging and industrial materials, highlighting some of their superior characteristics that are excellent breathability, waterproofness, dust resistance among others.