Blue Glow in the Dark Glass Plugs - Single Flare

These single flare plugs come in pairs and have a wearable area of 8mm - 9mm, which can be adjusted with the included "O" ring. Made of blue glow in the dark glass, these plugs come in a variety of sizes ranging from 8G (3mm) to 1/2" (12mm). Turn off the light and watch these plugs glow!