BodyJewelryOnline Pair of Hinged Hoops - Cartilage, Nose, Rook, Daith, Septum, Eyebrow - 16ga 5/16 Black I.P. 316L Surgical Steel Sold as a pair Black ion plated for long-lasting color and durability Ring measures 16ga thick with an overall length of 5/16"(8mm) Made of 316L Surgical Steel - Highest Quality Sold and Shipped by BodyJewelryOnline