Product Details16 Gauge 3/8 Green Glow in the Dark Horseshoe Curved Barbell Set This 16 gauge universal body jewelry just goes to show that simple never has to be boring! These horseshoe rings are made with 10mm green plated over 316L surgical grade stainless steel circular barbells and have 3mm ball ends. The rich color is made even more fascinating when you turn out the lights.....they glow in the dark! All the better to show off your piercings! And this horseshoe jewelry can be worn in a variety of piercings including cartilage, nipples, lip, and ear piercings! You won't run out of uses for these gorgeously glowing green body piercing rings! Sold as a set of two.Specifications16 Gauge (1.2mm), 3/8" (10mm), Green Plated over 316L Surgical Grade Stainless Steel Circular Barbell, 3mm Ball Ends, Glow in the Dark, Sold as a Pair