Disposable PVC Laryngeal Mask Airways are available in sizes from 1.0mm to 5.0mm. Laryngeal Airway Masks are sterile and for single patient use. The Laryngeal Mask Airways maintain control of the airway during routine and emergency anaesthetic procedures and the shape of the mask makes insertion fast and easy. The Laryngeal Airway Masks feature easy indication of the cuff pressure through pilot balloon and the flexible tube allows for smooth insertion. Disposable PVC Laryngeal Mask Airways are not made with natural rubber latex.