WildKlass Jewelry Metallic Rose Cartilage Earring (Sold Individually) Crafted out of the highest quality implant grade 316L Surgical Steel each earring features a polished 16 GA shaft and 4mm ball, it is from this base that the flower blooms, delicate metallic petals individually curve around a to complete its full bloom. The rose motif is approximately 8mm in size. Lightweight and comfortable to wear. Material : 316L Stainless Steel Thickness: 16g, Length: 6mm, Ball Size: 4mm Exceptionally High Quality Jewelry!