3M's Blenderm waterproof medical tape creates a barrier to protect dressings from external moisture and contaminants. Its occlusive nature can also help boost the penetration of topical medication. Blenderm surgical tape is made of an elastic material to provide protection in hard-to-tape areas. The 3M waterproof medical tape is transparent and allows for easy visual inspection. It's hypoallergenic and doesn't contain natural rubber latex, making it suitable for use on sensitive skin. This transparent surgical tape is suitable for use as a bandage and to secure devices onto the skin.