Tegaderm Transparent dressing is easy for monitoring of wounds and I.V.s without dressing changes. Benefits Waterproof, sterile barrier: protects the I.V. site or wound from external contaminants such as bacteria, viruses, blood and body fluids.* Breathable film lets oxygen in and moisture vapor out. Just the right balance in adhesive strength: Tegaderm™ Brand dressings are made with a hypoallergenic, latex-free adhesive that is gentle to the skin yet securely holds catheters and other devices in place. Conformable: dressing flexes with skin for greater patient comfort. Description 4 inch x 4-3/4 inch (10cm x 12cm) Transparent Film Dressing Frame Style Extended Description Tegaderm™ Brand transparent dressings can be used to cover and protect catheter sites and wounds, to maintain a moist environment for wound healing, and to secure devices to the skin. *In vitro testing shows that the transparent film provides a viral barrier from viruses 27 nm in diameter or larger while the dressing remains intact without leakage.