Push-On Plastic Nosepads
”Push-On" the nose pad is pushed into a Rectangular box. This group of nose pads is made from PVC (Polyvinylchloride) their hardness ranges from semi-firm to hard. There advantage is that they are non pores verse the silicone that will take in skin oils.
Please note there is a variation called is the Primadonna the mount insert has small ears to keep nose pads secure, Primadonna nose pads are in a separate section