Dressing Retention Tape with Liner OpSite Flexifix Waterproof Film Transparent NonSterile2 Inch X 11 Yard, 24 Per Case 4 Inch X 11 Yard, 12 Per Case Transparent, conformable film roll The film is waterproof and aids in the prevention of bacterial contamination Its high moisture vapor permeability helps prevent the accumulation of perspiration and fluid under the dressing The acrylic adhesive minimizes the risk of skin damage on removal, especially after long periods of wear Can be used for retention of primary dressings, low adherent