SleepAs - Model A-1 - Nasal Mask

With lenght and height adjustable, head supported, small(blue), medium (white), and large(green) sizes, silicone and with exhalation port for sleep apnea devices nasal mask. 360 degree rotatable elbow and tube connection. Silent exhalation port. Oxygen inlet port. 4 points headgear connections. Elastic and adjustable headgear.