Deroyal Covaderm® Plus Tube Site Wound Dressing 4" Dia Circular Tape with 2" Radial Slit, 2-1/2" Dia, Non-adherent, Breathable Deroyal Covaderm Plus® V.A.D. Vascular Access Dressing is patented multi-layer barrier dressing which addresses problems associated with covering vascular access sites. Special V-cut tape secures catheter extension tubing and prevents lifting of dressing edge. This dressing provides a barrier to external contaminates to help prevent infection by absorbing excess moisture at the site. Maintains moist environment with protection from outside contaminents. Four layer construction:Protective non-adherent contact layer, Soft pad for drainage absorption, Breathable, semi-occlusive polyurethane barrier film, Conformable adhesive-coated fabric tape. Prevents drainage strike-through. Minimizes wound trauma. Provides excellent moisture vapor transmission. Ideal for many wound types. Available with radial slit for tube sites.