Vitle Sacral Silicone Foam Dressings, 7" x 6.75" (17.5 x 17 cm), 5-layer Pad, Latex-free, Sterile. Vitle Silicone Foam Dressings are highly absorbent dressings for wounds with moderate to heavy drainage. The absorbent pad is surrounded by a vapor permeable border. The adhesive is soft, flexible silicone for maximum patient comfort and nursing convenience.