F4

Features

• AutoFit cushionThe shaped groove on the cushion provides an inclusive range adapting to most of the face contours.
• Slim forehead braceA balance between the reinforced stability and the widened vision is achieved by the slim brace inspired by the minimalist concept.
• Multifunctional portTwo embedded ports on the bilateral sides of the main frame make the oxygen input or pressure test as convenient as possible.
• Ball & socket elbowThe universal elbow allows the user to turn over freely as needed.
• Modular designThree cushion sizes are compatible with the same frame. All size kit is available for your choice.