Lots of 2pcs 16g 5/16" (8 Mm) Internally Threaded 316l Surgical Steel Double Gem Cz Crystal Eyebrow Ring Barbell Sold as 2 pcs 16 gauge internally threaded 5/16" curved eyebrow barbell; 3 mm crystalline ends Made with round Cubic Zirconia crystals and implant grade 316L Surgical Steel