Small pore-size helps to prevent microbe and cell in-growth, while also giving it a soft feel and to help relieve pressure High MVTR (Moisture Vapor Transmission Rate) backing provides a waterproof microbial barrier, as well as reducing friction and shear Kendall™ Border Foam Gentle Adhesion dressings feature a gentle silicone adhesive that minimizes skin trauma and remains adherent after adjusting the dressing