Stretches up to 28 inches. Size 7: For small chests, backs, perinea and axillae. 25 yards in length. Ideal for securing burn or post-op dressings, hot or cold packs, IV tubes, and decubitus ulcer dressings. Allows maximum airflow. Easy to customize. Surgitube tubular retainer dressing is comparable to Tubigrip® – a registered trademark of Molnlycke..