... PRODUCT FEATURES: 1. Adjustable nasal clip.2. Optional oxygen supply tubing available.3. With 7 foot tubing4. Fit ... All Standard Oxygen Tubing Connectors5. Medium concentration anaesthesia mask for single-use ... tube, laryngeal mask airway, breathing circuit, mask, stylet, anaesthesia kit, tourniquet, endotracheal tube holder, laryngoscope blade, guedel airway,etc ...