New and beautifully made pure silver septum for a non pierced nose set with a green onyx. For non-pierced nose, anyone can wear. Inner ring: 8mm Length: 13mm Width: 11mm . ~~~~ How to use the septum Correctly ~~~~ In order of taking care of your new septum, it's important to bend it to the sides (never up) as little as possible when putting it on and off. ~~~~ How to clean the septum? ~~~~ Brass and silver oxidize naturally with time and with contact to the skin. Wash it with a bit of lemon juice or vinegar to bring back the metal color, shining and bright.