SIZE NOS. DIMENSION
SIZE 0.0 50 mm
SIZE 0 60 mm
SIZE 1 70 mm
SIZE 3 90 mm
SIZE 4 100 mm
SIZE 5 110 mm

Guedel Airway or oropharyngeal airway is a medical device called an airway adjunct used to maintain or open a patient's airway. It does this by preventing the tongue from covering the epiglottis, which could prevent the person from breathing