The popular Hudson RCI® Over-the-ear Cannula, which has set the industry standard for decades, is cost-effective and is offered in a wide range of adult configurations. Flexible, contoured lip tab provides a high level of stability and patient comfort Over-the-ear design provides a comfortable and secure fit Offered with standard (non-flared) or flared nasal prongs Crush- and kink-resistant Star Lumen® Oxygen Supply Tubing Individually packaged