Do you have the same fear as Elisa? It is unfounded, you can check this for yourself when using it. The ring cannot be felt and does not cause irritation because it positions itself naturally in the upper part of your vagina, which is insensitive. It is rare that a partner will notice its presence, and in the rare cases where this does happen, it does not cause discomfort.
In the case where you are the one that feels its presence, all you have to do is push it a little further up using your index finger.