The basics Smith and Nephew Opsite Flexifix Transparent Tape from HealthyKin.com is waterproof and a barrier to bacteria.  The benefits Its high moisture vapor permeability allows the skin to breathe.  The acrylic adhesive minimizes the risk of skin damage on removal, especially after long periods of wear. The uses OpSite Flexifix has been designed to allow easy application of the film to awkward areas of the body and over dressings and tubes. The film is highly conformable and extensible to increase patient comfort. The bottom line The unique and novel roll format enables rapid and economical use of the OpSite film to create comfortable, waterproof fixation for dressings.