Medfix Dressing Retention Sheets: The Medfix dressing retention sheet is a low-sensitivity adhesive tape. Soft and flexible, non-woven fabric is ideal for securing appliances or dressings. Porous structure is water resistant, and can cover an entire primary wound dressing conveniently in one application. printed release liner makes it easy to Measure desired length. S-curve release liner removes Cleanly. Roll, 6" x 11 yds.