3M Tegaderm Transparent Film 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. 3M 1626W Tegaderm Transparent Film Dressing Frame Style 4 x 4-3/4inch (x 3M Nexcare Reusable ColdHot Pack - 4 x 10 (Box of 2 Unique shapes and designs for both I., V., and wound needs Gentle to the skin, yet holds catheters and other devices in place These dressings are breathable, waterproof and act as a barrier to protect against bacteria, viruses, blood and bodily fluids Tegaderm Transparent Film Dressings are made with a thin, semi-permeable film that enables long wear time and full site visibility to minimize unnecessary dressing changes. Catalog code 1626 is 4 inch x 4-3/4 inch (10 cm x 12 cm), 50 EA/box, 4 boxes/case. Catheter Site Dressing 3M 1626W Tegaderm Transparent Film Dressing, Picture Frame Style, With Large Waterproof Bandages