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 (nonflared) or flared nasal prongs. Available with standard or universal connector and standard or crush-proof and kink-proof Star Lumen® tubing in a variety of lengths.