Pair of Blue Glass Glow in Dark Ear Plugs Tapers Spirals Horseshoes Tapers Gauges 6g 0g 00g 7/16 1/2 9/16 You will receive 1 PAIR of glass spiral tapers in your choice of sizes. Beautiful blue glass that glows in the dark. Diameter is approximately 1.25" for larger size, slightly smaller for smaller sizes. High quality glass.