They are semi-permeable to water vapor and air and provide high and rapid absorption capacity for exudates. Impermeable to liquids and microorganisms. They are hypoallergenic, thus particularly skin-friendly, thanks to the controlled adhesive mass. To ensure perfect application to the wound, they feature release paper on the underside and a polyethylene sheet on the top side of the dressing. They are packaged in convenient individual packaging with a special type of paper.