Vitle Sacral Silicone Super-Absorbent Dressings, 7" x 6.75" (17.5 x 17 cm), 4-layer Pad, Latex-free, Sterile. Vitle Silicone Super-Absorbent Dressings are highly absorbent dressings for wounds with light to heavy drainage. The absorbent pad is surrounded by a waterproof but vapor permeable border. The adhesive is soft, flexible silicone for maximum patient comfort and nursing convenience.