Oxy-View Eyeglass Frames are eyeglass frames with an adjustable nosepiece designed to house tubing for oxygen users. The nosepiece directs the flow of oxygen through nasal passage and is connected to the oxygen supply tubing with a plug adapter. The manufacturer recommended length of use for the replaceable nosepiece is 10 to 14 days. The frames are available in full-rim and half-rim models in a variety of male and female styles. COLORS: Assorted.