Biatain Silicone Foam Dressing is a soft and conformable polyurethane foam dressing with a semi-permeable, waterproof and bacteria proof top film and skin-friendly, soft silicone adhesive border that keeps the dressing in place. The top film allows the dressing to be shower proof! Biatain Silicone features a unique 3D foam structure that has superior absorption making it ideal for moderate to heavy exuding wounds. It can be used under compression therapy. Latex Free! Available in 5 sizes.