Pediatric High-Concentration Oxygen Mask, Elongated, 50/CS (Individually Packaged) Under-the-chin design for excellent fit on wide range of face sizes. Clear, soft vinyl for patient comfort and visual assessment. Adaptor swivels to accommodate patient position. Adjustable nose clip assures comfortable fit. 750 mL reservoir bag. Complete with 7 ft Star Lumen® Oxygen Supply Tubing.