All plugs are made with surgical steel tunnels and sold as a pair. All single flare gauges come with a set of O-rings. All pictures of plugs are shown in 1/2” gauge size. Please keep in mind different sizes will look different then the pictures. If you would like to see a picture of the gauges in your size send me a message before placing an order. Plugs are made to order please allow 3-5 days before shipping. I am happy to try and customize different sizes or styles, please contact me i...